Dg Helmet

Best German Motorcycle Helmet, Helmets - DG Cycle Sports Londonderry, NH. Helmets ; Giro Fixture MIPS · Fixture MIPS. $89.99 ; Giant Roost Helmet MIPS · Roost Helmet MIPS. $95.00 - $100.00 ; Giant Compel Helmet · Compel Helmet. $40.00. Best German Style Motorcycle Helmet, Bike Helmets - TSG. View all TSG Bike Helmets. Progressive Head Protection Designed By Riders For Riders. Mountain bike helmets - dirt bike helmets - urban bike helmets - kids . Best Half Helmets Motorcycle, DG PERFORMANCE. Shop for Motorcycle Helmets. Free Shipping on Orders over $39 . Toggle navigation. breadcrumbs. Home; DG PERFORMANCE. DG PERFORMANCE . Best Motorcycle Helmets For Cruisers, Helmets – DG MOTORCYCLE. Home / Helmets ; EXO 390 BEAT · 89.99 ; EXO 390 BEAT · 79.99 ; EXO 390 IGHOST GREY/RED · 89.99 ; EXO 390 SOLID · 79.99 ; EXO 490 TOUR WHT/RED · 124.99. Best Motorcycle Helmets Under 200, Images for dg helmet. TSG Evolution Bike & Skate Helmet w/Snug Fit | for Cycling, BMX, Skateboarding, Rollerblading, Roller Derby, E-Boarding, E-Skating, Longboarding, Park Skating, . Best Wireless Earbuds For Motorcycle Helmet, DG helmets. DG helmets, Atimonan, Philippines. 232 likes. onhand and free order. Bilt Motorcycle Helmet Visor, Vintage DG helmet info - Old School Moto. Aug 27, 2020 — DG sold those helmets to the general public. They were well advertised in their catalogs. 2. Chicago Flag Hat, DG BMX | Bmx, Helmet logo, Skate surf. DG BMX Helmet Logo, Skate Surf, Bmx, Handlebar, Riding, How To. More like this . DG BMX. DG BMX. masa_sai_too · 70s BMX · Helmet Logo. Blonde Motorcycle Helmet, s 2nd mdl tribute replica DOT helmet motocross .. DG vintage 70's 2nd mdl tribute replica DOT helmet motocross fmf bell krw new XL ; Condition. New with defects ; Quantity. 1 available ; Item Number. 165793445946.$499.99 · ‎$39.99 delivery · ‎In stock Blue Helmet Motorcycle, Predator Helmets. The DH6-Xg shell is made from pre-preg fibreglass cloth that is heat-cured under pressure for optimal strength and light weight. The visor is spherical so .14-day returns‎Helmet · ‎Helmet sizing guide · ‎Land · ‎Dh6 Boss Motorcycle Helmets, IronWear 3975-DG-CS Raptor Type II Safety .. IronWear 3975-DG-CS Raptor Type II Safety Helmet Hard Hat - Dark Green - Case of 12.$958.44 · ‎$68.77 5-day delivery · ‎In stock British Motorcycle Helmets, Maverick DG gladiator helmet magnet. Maverick DG gladiator helmet magnet ; Stock · 18 left ; MVP Patches · $4.00 ; Gateway Patches · from $5.00 ; Innova patch · from $4.00 ; MINT Coozie · from $3.00.$3.00 · ‎$4.05 2–4 day delivery · ‎30-day returns · ‎In stock Chicks In Hats, DG Helmet / Fender Decal - Die Cut Yellow. DG Helmet / Fender Decal - Die Cut Yellow. Product Code: FG-324. List Price: $6.95. Our Price: $4.95. Please correct the following: Description.$4.95 · ‎10-day returns Bullet Motorcycle Helmet, DG yellow / blue shadow helmet / fender decal. DG yellow / blue shadow helmet / fender decal. Product Code: FG-588. List Price: $5.95. Our Price: $4.95. Please correct the following: Description.$4.95 · ‎10-day returns Buzz Lightyear Motorcycle Helmet, Rawlings RCFH-DG Green Batting Helmet. Buy Rawlings RCFH-DG Green Batting Helmet at Walmart.com. . Rawlings 2022 Coolflo Youth Baseball Batting Helmet, Black. Sponsored. Now $19.97.$24.99 · ‎Out of stock Candy Red Motorcycle Helmets, Stilo DG WL-10 Wireless Helmet Key. New Wireless Helmet Key for the DG WL-10 Intercom; Designed for use with the new WRC Venti helmet; 5 hours of talk time from a full charge .£260.53 Cherry Blossom Motorcycle Helmet, Stilo DG WL-10 Wireless Amplifier Plus 2 x .. The kit contains a DG WL-10 wireless digital amplifier and 2 x WL key wireless helmet modules which are paired ready for use out of the box.€1,344.00 Chrome Motorcycle Helmets, Helmet'In 150mL DG Ipone - Boyd Motorcycles. Helmet'In 150mL DG Ipone . IPONE Careline presents HELMET'IN: a helmet cleaner that removes accumulated grime, such as perspiration or dust, from inside your .14-day returns Clean Motorcycle Helmet Visor, DG-30 CONNECTION CABLE WITH HELMET. Stilo Dg-30 Amplifier Rally Helmet Connection Cables. An Essential Component For Connecting Your Rally Helmets To The Stilo Dg-30 Digital Intercom Amplifier .€139.15 Chuck E Cheese Hat, Copy of Under Armour UABH-100-DG Batting Helmet .. · Translate this pageUnder Armour Solid Molded Batting Helmet • The UABH-100 & UABH110 batting helmets feature a One Size Fits All dual density foam liner systemCA$39.99 Copper Motorcycle Helmet, DG-30 , ST-30 HELMET CONNECTING WIRING. DG-30 , ST-30 HELMET CONNECTING WIRING. Reference: YB0600. Condition: New product.€125.84 Crashed Motorcycle Helmet, Ironwear Raptor Type II Vented Safety Helmet 3976-DG | Zoro. Order Ironwear Raptor Type II Vented Safety Helmet, 3976-DG at Zoro.com. Great prices & free shipping on orders over $50 when you sign in or sign up for an .$82.29 · ‎Free 30-day returns Custom Airbrush Motorcycle Helmets, Thermoelectric- and DG-based Cooling Helmet. by SK Mazumder · 2021 · Cited by 1 — Thermoelectric- and DG-based Cooling Helmet. Abstract: Intense heat in several places on earth causes significant health related issues or even heat stroke . Custom Painted 3 4 Motorcycle Helmets, Stilo DG WL-10 Wireless Intercom and Helmet .. When a helmet key is connected to the intercom, it allows connection up to 10 meters away, this allowing the crew to exit the car with their helmets on and .£982.46 Daredevil Motorcycle Helmet, DG WIRELESS - Stilo. The Wireless helmet keys and headsets have their own battery which when fully charged has enough power to allow up to 5 hours of continuous talk time. Charging . Deadpool Helmet Motorcycle, Football Helmet (Retired) - Ohm Beads. Football Helmet (Retired). 0 Review Write A Review. DG-1002. Regular price: $55.00 USD. Regular price: $55.00 USD; Sale price: $55.00 USD. Unit price: / per.$55.00 · ‎Free delivery over $150 · ‎30-day returns Dirt Bike Helmet Vs Motorcycle Helmet, Stilo DG WL-10 Wireless Amplifier & 2 x WL Key Helmet .. The kit contains a DG WL-10 wireless digital amplifier and 2 x WL key wireless helmet modules which are paired ready for use straight out of the box.£982.46 · ‎10-day returns Dragon Ball Motorcycle Helmet, Stilo Venti Key Wl Dg Wl-10 Wireless Helmet Key. New Stilo Venti Wireless Helmet Key for the Stilo DG WL-10 Intercom · Designed for use with the new WRC Venti helmet · 5 hours of talk time from a full charge .NZ$499.00 · ‎In stock Evo Motorcycle Helmet, STILO DG WL-10 Wireless Helmet Key. STILO DG WL-10 Wireless Helmet Key . The Stilo WL Key plugs into the communication ports of the Stilo Venti (Zero, 8860 and Carbon) or ST5 WL helmets and is .£312.64 Fiberglass Motorcycle Helmet, Helmet Flag Marker. The Helmet Flag Marker consists of 2 colours, red and yellow and is securely stowed in a SAF Pixelized pouch which can be attached to the helmet.SGD 8.90 Fim Rated Motorcycle Helmets, Yellow Overhead UV Ultraviolet Lamp / Helmet .. Good Quality Yellow Overhead UV Ultraviolet Lamp / Helmet UV Lamp DG-A 5-6H Battery Life detail From China - HUATEC GROUP CORPORATION. Rating: 4.9 · ‎149 reviews First Motorcycle Helmet, Stilo DG-10 Universal Radio Interface. 30 other products in the same category: · IMSA Helmet Kit Straight Cord · Full Face or WRC Helmet Mic & Earmuffs · Full Face With Mic & Turismo Jack · Full Face .SEK 3,584.00 Full Face Batman Motorcycle Helmet, DG on Instagram: "I need a Helmet". 43K likes, 471 comments - DG (@darius_garland) on Instagram: "I need a Helmet" Full Face Pink Motorcycle Helmets, BEARDED HELMET TEE. 'Dirt Gangster' logo appears on the left front chest, the bearded skull with a helmet appears on the back. Gildan brand tee.$25.00 Gel Motorcycle Helmet, Donkel DG-22 Black – anzenworkshoes. Footwear industrial with Polycarbonate helmet, casual design, leather exterior, for the user who wants to look casual or dress and wants to stay protected.$2,400.00 City Chevrolet Hat, Active & Outdoor Play | Dollar General. You have a cart started for DG Pickup, but this store doesn't offer this service. If you change to the new store, your cart type will be changed to shipping and . German Half Helmet Motorcycle, Vintage 1979 BELL MAGNUM III Helmet DG BMX MX-USA .. Vintage 1979 BELL MAGNUM III Helmet DG BMX MX-USA 7 1/8 (57 cm) · Sold2017-06-29 11:33am · Posted2017-06-14 12:53pm; Views2479 · Views2479; CompanyBell .$249.99 German Spike Motorcycle Helmet, Stilo Intercoms. Home; >; Stilo + Stilo Helmet Accessories; >; Stilo Stilo Helmet Accessories; >; Stilo Intercoms. Stilo Intercoms. $307.95. $307.95. Intercom Kit - Required.$307.95 · ‎Free delivery over $100 · ‎30-day returns Golden Motorcycle Helmet, Gripper Mount - Action Camera Mount from Dango Design. Another benefit is that I often don't trust the GoPro beeps but this is real easy to take off helmet, with the camera still attached, and visually confirm what .$49.99 · ‎$3 delivery · ‎In stock Halo Style Motorcycle Helmet, Rawlings Mach Carbon Batting Helmet. The Rawlings Mach Carbon batting helmet gives elite players added protection & performance so they can perform at their peak.$189.95 · ‎180-day returns · ‎In stock Head Shape For Motorcycle Helmet, Headsets, intercoms & adapters ::. DG-30 and ST-30 helmet connecting wire (driver and co-driver). YB0300. € 110,00 . 1,5 m extension cable for WRC 03, DG-10, WRC DES and DG-30 intercoms. Helmet Behind A Motorcycle, Wireless Rally Intercom Kit | Silo AQ0001. COMS_DGWL10_AQ0001 Stilo DG WL-10 Wireless Intercom & Helmet Key Bundle Kit.£1,178.40 · ‎28-day returns · ‎In stock Helmet City Motorcycle Helmets, A helmet DG would approve of. 2 postsFed up of militaristic helmets and the guerrilla marketing efforts of that dark coalition of ski instructors and manufacturers making. Hi Vis Motorcycle Helmet, BH3000-TT WH/DG. This is the best fitting helmet on the market, featuring a moisture wicking Ultra-Cool™ (OSFA) liner system, treated with the AEGIS Microbe Shield™. The shell .Free delivery over $99 Classic Rope Hats, Second Pig's Helmet | Seal Online Wiki - Fandom. Second Pig's Helmet.gif · Normal / G / DG / XG. Purchase Price, Unknown. Sale Price, Unknown. Level Req. 132. Req. Fame, None.Second Pig's Helmet: is a Head Gear. It can be . High Visibility Motorcycle Helmets, STILO DG-10 Intercom amp. Start and end call via Bluetooth. Compatible with: WRC DES, Trophy DES Plus, ST5R, Venti WRC, Venti Trophy, Bell MAG-10 “Zero Noise” Helmets.$616.95 · ‎In stock Hjc Motorcycle Helmet Face Shields, Stilo DG-30 Intercom Helmet Connecting Wiring. This wire connects both the drivers and co-drivers helmet or headset to the Stilo DG-30 digital intercom / amplifier.A$259.00 Indian Motorcycle Helmet Full Face, 4 irish DG helmet 1871. Nov 27, 2012 — 4 irish DG helmet 1871 Cavalry, Yeomanry, Tank/RAC Badges. Insta360 Go 2 Motorcycle Helmet Mount, Hjc V31 Helmet Deep Green. Hjc V31 Helmet Deep Green HJC-165537-DG: World Wide shipping. See the offer on our Jet Helmets, the best prices on the web.€179.90 · ‎$33.22 delivery · ‎In stock Intermediate Oval Motorcycle Helmet, DG1. The DG1 is the perfect pack to stow your helmet, NVG's, extra magazines, . B7dad64d 3b91 4445 Add4 0d02aafb758c (1); Crossfire 11; Dg 1.8 Scaled 1.jpg . Iron Maiden Motorcycle Helmet, Stilo DG WL-10 Wireless Amplifier Plus 2 x WL Key Helmet .. Pit Stop USA has Intercom Systems like Stilo DG WL-10 Wireless Amplifier Plus 2 x WL Key Helmet Modules Plug & Play Kit AQ0001 at low everyday prices.Free delivery over $149 · ‎30-day returns Joe Rocket Motorcycle Helmets, Vintage team DG 70's Premier replica helmet. Vintage team DG 70's Premier replica helmet. $399.99 $399.99 Sold Out Not Available. Quantity. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 .$399.99 Livall Motorcycle Helmet For Sale, Daniel Milnor. Jun 11, 2021 — Team DG came from California to blow our rural minds. I had my bro's motorcycle helmet, my Burt Jones jersey, jeans and work boots and oddly . Ls2 Helmets Rebellion Motorcycle Half Helmet, Stilo DG WL-01 Wireless Helmet Key. Buy your Stilo DG WL-01 Wireless Helmet Keys from us at MSAR London, all Stilo products available to buy online with safe DHL Express worldwide delivery.£260.53 Maine Helmet Law Motorcycle, Horka Sparrow Helmet. Modern light weight safety helmet which is VG1 01.040.2014-12 certified. Product specifications: . DG Westerner Childrens Stretch Suede Fullseat Jodhpur .A$210.00 · ‎In stock Clip Art Construction Hat, Stilo DG-30 Helmet Connection Cable. This connection cable is needed to connect a Stilo DG-30 to your helmet. DELIVERY LEAD TIME (when out of stock): approx. 12-14 working days.£119.30 · ‎30-day returns Man Arrested For Wearing Motorcycle Helmet In Walmart, STILO CONNECTION CABLE DG-30 INTERCOM WITH .. The Stilo connection cable makes it possible to connect two helmets or headsets to the main unit of the Stilo DG-30 intercom.€164.56 Mars Motorcycle Helmets, Stilo DG WL-10 Wireless Amplifier Plus 2 x WL Key Helmet .. Buy Stilo DG WL-10 Wireless Amplifier Plus 2 x WL Key Helmet Modules Plug & Play Kit at Demon Tweeks. Shop the biggest brands with confidence and enjoy .¥171,931 Club America Hat, Bell Mag-10 Rally Sport. MAG-10 RALLY SPORT is a conventional open face helmet in a sleek design that provides . Stilo WRC 03 Intercom; Stilo WRC Des 9V Intercom; Stilo DG-10 .£530.97 · ‎In stockSick Motocross helmet chameleon paint galaxy . - YouTube. Sick Motocross helmet chameleon paint galaxy custom painted airbrush. DG AIRBRUSHING. DG AIRBRUSHING. 5.66K subscribers. Subscribe.YouTube · DG AIRBRUSHING · Jan 18, 20210:23STILO Helmet / DG-30 Digital Amplifier Connection Wire. Connection cable allowing to connect the driver and co-driver helmets or headsets to the Stilo DG-30 amplifier.15-day returnsD&G SOLDIERTALK PILOT HELMET BAG. Features 2 x Large Velcro secured front pockets 1 x Zip up main compartment for keeping a helmet 2 x Top carrying handles 1 x Adjustable Shoulder Carrying .Dimension: 20cm x 48cm x 40cm (H)Color: Black, OD GreenSGD 28.00 · ‎Out of stockStilo DG WL-10 Wireless Amplifier Plus 2 x WL Key Helmet .. . the world renowned Stilo sound quality. The kit contains a DG WL-10 wireless digital amplifier and 2 x WL key wireless helmet modules which are paired read.A$2,250.00 · ‎30-day returnsKali Protectives. To Engineer, design and produce the safest and most sought after helmets and protective gear in the world. LET'S TALK. Need to chat with us? Is there something .Flash Furniture Cambridge HG-HB1708-T-DG-GG .. Flash Furniture Cambridge HG-HB1708-T-DG-GG Double Layer Helmet - Dark Grey : Amazon.com.be: Home & Kitchen. Rating: 4.6 · ‎5,403 reviewsFull Face Helmets. Buy Men products online at Bike-Discount Bike Shop: Bike ➤Cycling Clothing ➤Men ➤Helmets ➤Full Face Helmets ✓ BEST PRICE - Fast Delivery!Blue Eagle Welding Helmet. Blue Eagle Welding Helmet. Light weight flip front Blue Eagle welding helmet 4 1/4" x 2"Supplied with shade 11 glass.€18.45 · ‎In stockStilo YB0600 Helmet Communication DG-30 Cable - Each. This Cable connects both the drivers and co-drivers helmet or headset to the Stilo DG-30 series digital intercom / amplifier.90-day returnsEvolve Helmet. Protect your head in style with Evolve Helmet. One size fits most (up to 60cm). We strongly believe that safety is a must for all riders. Grab yours today! Rating: 4.9 · ‎$55.00 · ‎14-day returnsSedici Viaggio Adventure Helmet. A literal do-it-all adventure helmet, the Viaggio checks all the boxes for your next dusty trail. Shop Cycle Gear for our 30-day best price guarantee . Rating: 4.3 · ‎88 reviews · ‎$149.00 · ‎Free delivery over $49.99 · ‎90-day returnsARCTIC RAVENGER STORM HELMET COATED PU. ARCTIC RAVENGER STORM HELMET COATED PU. 4728243552326 /products/cm00720-1-dg. $111.30 $159.00. INFOS; Fabric Specs; Tech Components.$111.30 · ‎14-day returnsDownhill Mountain Bike & Freeride Helmets. Helmets for downhill mountain biking and freeriding. 6 Items. Sort By .Free delivery · ‎Free 30-day returnsBoundary Helmet. Equipped with the gold standard of snow safety, MIPS, this helmet lets you carve the groomers and . Well thought out helmet that works. Thank you. D. D.G..$99.00 · ‎Free deliveryarake dg Video - Pinkbike. No helmet no fun for rider. No helmet more fun for people who watching Big Grin. ↑ ↓. Reply. +2. flag LawsonRaider (Apr 14, 2011 at 5:32).Pinkbike · Jun 5, 2023DG VINTAGE 70'S 2nd mdl tribute replica DOT helmet .. DG VINTAGE 70'S 2nd mdl tribute replica DOT helmet motocross fmf bell krw new XL - $499.99. FOR SALE! Here is a custom painted Tribute / Replica of the 2nd .$499.99I Got An Oculus Go VR Helmet!!!. Jan 19, 2020 — The Oculus Go is a standalone virtual reality headset released on May 1, 2018. It was developed by Oculus VR in partnership with Qualcomm and .1/12 F1 Driver - D.G. (1 Resin Figure + Helmet) (#MFH-P1078). Buy 1/12 F1 Driver - Standing Figure Type 1 - D.G. (1 Resin Figure + Helmet) by Model Factory Hiro (MFH-P1078). Shop model cars by scale 1/12 online at BNA .$73.25 · ‎30-day returnsOn the"Last Standing" medal, could the cracked visor .. Dec 18, 2016 — On the"Last Standing" medal, could the cracked visor on DG's helmet possibly be a Halo . Cracked helmets are everywhere, not just Halo.Stilo DG-10 Digital Intercom. Stilo DG-10 Digital Intercom. £385.96 + vat. Stilo Helmets & Intercoms. The world's first Active Digital intercom system that has been used by the WRC .£385.96 · ‎Out of stockSmart Helmet and Insole Sensors for Near Fall Incidence .. by C Wang · 2020 · Cited by 14 — Wang C, Kim Y, Kim DG, Lee SH, Min SD. Smart Helmet and Insole Sensors for Near Fall Incidence Recognition during Descent of Stairs. Applied Sciences.Bicycle helmets are protective against facial injuries .. by DG Fitzpatrick · 2018 · Cited by 29 — D.G. Fitzpatrick . Bicycle helmets offer protection against facial injuries and this should be considered by cyclists when deciding whether or not to use .DGK Official Website | DGK®. DGK is for those who come from nothing. It represents turning a negative into a positive and making something out of nothing against all odds.Dennis Kirk: Motorcycle, ATV/UTV and Snowmobile Parts and .. Helmet Parts & Accessories. Shop Helmet Parts & Accessories; Cheek Pads · Inserts . Bikeman Performance · Big Gun · DG · FMF · Moose · Pro Circuit .Welcome to R&G | Setting the standard in bolt-on motorcycle .. Online store for frame sliders, crash protectors and all sportsbike crash protection. R&G Racing are Design leaders in the manufacture of performance .Peletier resident's request to use town hall for bike safety .. 3 days ago — . Monday night to allow Peletier resident Donna Bierly to use the town hall property to hold one or more bike helmet giveaways and bicycle.Health and safety at work - European Commission. Women wearing a helmet in a construction place. 12/05/2023 . Contact information of the DG. About us. Information about the DG. Follow us on.European Commission, official website. Go to slide 4. Previous slides. 1 of 4. Next slides. In focus. A woman and a man wearing helmet and looking at a tablet. European Year of Skills 2023.Dassault Rafale. The Dassault Rafale is a French twin-engine, canard delta wing, multirole fighter aircraft . as well as improved capabilities in the helmet-mounted display.[HOONIGAN]. The ultimate destination for drifting, burnouts, doughnuts and other acts of automotive aeronautics. Shop our selection of high-performance gear & apparel, .7-day returnsWelcome to West Bengal Traffic Police. Always wear helmet/seatbelt. Always wear your seat belt. Follow the speed limits. Plan your route out in advance for visiting Durga Puja for long car trips .FDA approves another over-the-counter spray for treating .. 1 day ago — The approval of a second over-the-counter naloxone nasal spray for emergency treatment of a known or suspected opioid overdose is a .Most effective medieval helmet. Breastplate protected chest .. Most effective medieval helmet. Breastplate protected chest of knights. Also read: An Insight Into Types Of Gladiator Armor, Helmets, And Shields. 23.Dangerous goods | Qantas AU. Before flying, it's important to check your baggage is packed correctly and adheres to the dangerous goods regulations set out to ensure safety onboard the .Who's Who | Directorate of Enforcement. Oct 22, 2021 — Ahmedabad Zonal Office, Rohit Dwivedi, Additional Director, 079-29709393, 11th Floor, Satya One, Near Helmet Circle, Opp. Manav Mandir, Drive-In .Bontrager cycling helmet | Bellville | Gumtree South Africa. 11 hours ago — Bontrager cycling helmet.Size 58-64cm.In a good condition. . Cars D-G · Cars H-L · Cars M-O · Cars P-Z. Press Council.Song of a Dead Star - Google Books Result. Zamil Akhtar · 2015 · ‎Fiction“Time to set the foundation,” the boss said in his bucket-like helmet. “You all should know how this works. . Dg-dg-dg-dg. The foundation coming together .Spink & Son's Monthly Numismatic Circular. 1900 · ‎CoinsBust in conical helmet . . Bust to r . in conical helmet . . R. S [ V ] -DG : R. GODRIC ONN F. D. C. OSMVND ON » 15 >> F. >> 3 6 » 5 ) ; F. D. C. E. F. .A Description of Ancient and Modern Coins. James Ross Snowden · 2022 · ‎FictionD. G. REX DAN . NOR . V. G. " Rev. . Obv . Bust , in armor , surmounted by a laureated helmet . " FRIDERICUS V. D. G. DAN . NOR . V. G. REX . " Rev.Illustrated official journal (patents): 1921, 167509 - .. 1921Helmets & c . . use with the ventilator described in the parent Specification when this is employed in a helmet provided with a lining . . I. d g FIG .