Karting Underlayers

Coolshirt Youth Karting Shirt Compatible with Coolshirt's ice-water-based cooling engines, the Karting Shirt's superior moisture-wicking and anti-microbial protection keep your young kart driver cool and dry. Clean-Seam tubing sewn into interior of the garment provides great comfort. The shirt has two-foot supply/return leads, so no hoses are needed. This shirt is a perfect match with the Coolshirt Kart Bag System. All shirts have patented non-kink tubing for consistent and continual cooling. No special care is necessary with Coolshirt garments. Machine wash. Hang dry. Won’t shrink, pick, or fade. FEATURES Compatible with Coolshirt ice water-based devices, ideal for the Kart Bag System Superior moisture-wicking and anti-microbial protection Clean-Seam tubing sewn into interior of garment Machine wash and dry; won’t shrink, pick, or fade Equipped with a two-foot lead, so no hoses are needed

Alpinestars Ride Tech Winter Shirt Winter Tech Performance underwear is part of Alpinestars’ range of base layer underwear developed for core temperature regulation. Dual density layers provide extra moisture wicking to keep the body comfortable. ALPINESTARS RIDETECH WINTER SHIRT CONSTRUCTION • Developed for cold weather riding conditions with double density fabric covering the most exposed areas.• Comfortable moisture wicking material for optimal thermal protection.• Made from polypropylene with elastane fabric that will not melt under abrasion. ALPINESTARS RIDETECH WINTER SHIRT KEY FEATURES • Tubular, seamless construction.• Compression fit for muscle support to reduce fatigue. 

Alpinestars Ride Tech Winter Pants Winter Tech Performance underwear is part of Alpinestars’ range of base layer underwear developed for core temperature regulation. Dual density layers provide extra moisture wicking to keep the body comfortable. ALPINESTARS RIDETECH WINTER PANT CONSTRUCTION • Developed for cold weather riding conditions with double density fabric covering the most exposed areas.• Comfortable moisture wicking material for optimal thermal protection.• Made from polypropylene with elastane fabric that will not melt under abrasion. ALPINESTARS RIDETECH WINTER PANT KEY FEATURES • Tubular, seamless construction.• Compression fit for muscle support to reduce fatigue. 

OMP Karting Winter Shirt Underwear Stay Warm and Mobile With This Seamless Karting Shirt Features Thermal performance built for kartingThe seamless weave traps warmth and manages sweat without adding bulk—ideal under your kart suit or jacket. Designed with pro karting teamsDeveloped in partnership with elite-level drivers, this shirt balances breathability, thermal regulation, and comfort for serious racers. Ultimate freedom of movementA stretchable, body-conforming fit ensures zero restriction—whether you’re gripping the wheel or working out. Fresh, modern stylingA sleek design makes it perfect for winter training or casual use when you're off the track. OMP Karting Winter Shirt Underwear Size Chart OMP Karting Winter Shirt Underwear FAQs Is this shirt FIA or SFI rated? No, this winter shirt is not fireproof or homologated. It’s designed for comfort and performance in karting and other athletic activities in cold weather. Can I use this under my kart suit during races? Absolutely. It’s made to fit comfortably under a kart suit, keeping you warm without overheating thanks to its breathable fabric. Is this shirt suitable for outdoor sports besides karting? Yes, the lightweight thermal fabric makes it great for running, cycling, or skiing—any sport where cold weather and sweat management matter. How does the sizing run? This shirt is designed to be form-fitting. If you’re between sizes or prefer a looser fit, consider sizing up. Whether you're chasing tenths in the cold or just staying fit off-season, the OMP Karting Winter Shirt Underwear is your new go-to base layer. Stay sharp. Stay warm. Stay fast.

OMP Karting Underwear Long Sleeve Shirt Dryarn® Seamless Karting Base Layer for Maximum Performance OMP karting Underwear Long Sleeve Features Advanced Dryarn® fabric technologyMade with high-performance Dryarn® fiber, this shirt delivers superior insulation and breathability, helping keep your body dry and temperature-balanced under stress. 3D seamless construction for total comfortThe strategically engineered 3D weave enhances stretch and ventilation while reducing seams that cause chafing or irritation beneath your suit. Designed for intense karting sessionsThis isn’t your average base layer—its fast-wicking fabric ensures sweat is expelled quickly, helping you stay cool and focused throughout every lap. Lightweight and versatileWhether you’re racing, training, or braving the paddock in colder weather, the slim-cut design adds zero bulk while maximizing mobility and warmth. OMP karting Underwear Long Sleeve Size Chart OMP Karting Underwear Top FAQs Is this shirt FIA or SFI approved? No, this shirt is not fireproof or homologated. It is designed for karting and athletic use where thermal management is the priority—not fire resistance. Can I use this under my kart suit during official races? Yes, it’s perfect under a karting suit. It improves comfort, helps regulate your core temperature, and minimizes sweat buildup during long stints. What makes Dryarn® better than other materials? Dryarn® is lighter than polyester, more breathable than cotton, and offers exceptional sweat-wicking and thermal properties—ideal for high-performance motorsports. Are youth and adult sizes available? Yes, the shirt is available in a full size range from youth (8–10, 10–12) to adult sizes including XSS, ML, and XL/XXL. From intense races to cold training days, the OMP Karting Long Sleeve Underwear Top is your go-to base layer for comfort, performance, and total focus on the track.

OMP Karting Underwear Short Sleeve Shirt Seamless Karting Base Layer With Dryarn® Technology – Now In 4 Colors Features: Dryarn® high-performance microfiberLighter than polyester and more breathable than cotton, Dryarn® keeps you dry and thermally balanced even under stress. It’s the go-to fiber for motorsports base layers. 3D seamless constructionThis short-sleeved top uses advanced knitting zones to support sweat evacuation and maximize comfort while eliminating friction points under your suit. Designed for karting and summer sessionsThe short sleeve cut allows greater airflow while maintaining core insulation—ideal for hot-weather races and extended sessions. Available in 4 bold colorsChoose from White, Black, Orange, or Blue to coordinate with your team colors or suit up with your own style. OMP Karting Underwear Short Sleeve Shirt FAQs Is this shirt FIA or SFI approved? No. This shirt is not fireproof and is intended for karting, sim racing, and athletic applications where comfort and moisture control matter most. Can I use this in a racing suit? Yes, it’s perfect as a lightweight base layer under your karting suit, especially in warm to hot weather conditions. How does Dryarn® perform in karting? It keeps your body temperature regulated and wicks away moisture more efficiently than most traditional athletic materials. It’s a top-tier solution for high-exertion motorsport use. What size and color options are available? Colors: White, Black, Orange, Blue. Sizes: XSS, ML, XL/XXL (Adult). Youth sizing may be available separately depending on stock. If you're chasing victory in hot conditions, the OMP Karting Underwear Short Sleeve Shirt delivers unmatched comfort, sweat control, and pro-level performance—without compromise.

OMP Karting Underwear Shorts OMP Karting Underwear Shorts Features Advanced moisture control: The 3D structure promotes rapid sweat expulsion, keeping you dry under pressure during long sessions. Dryarn® fabric: High-performance polypropylene fiber used across competitive sports for its thermal regulation and ultra-light weight. Seamless comfort: No chafing, no pinching—just smooth, anatomical fit that moves with you inside the seat or out on grid. Designed for karting and beyond: Ideal for karting, sim racing, or any high-intensity sport where heat and moisture control matter. Full range of sizes: From young drivers (8–10, 10–12 years) to adults (XSS through XXL), everyone gets a perfect fit for peak performance. OMP Karting Underwear Shorts FAQs Are these shorts fireproof? No. These karting underwear shorts are not fire-retardant and are not intended for auto racing. They're ideal for karting and non-FIA applications. Can I wear them with a standard kart suit? Yes, these are specifically designed to fit comfortably under karting suits without bulk or discomfort. What's the benefit of Dryarn® over cotton? Dryarn® is more breathable, faster drying, and better at thermal regulation than cotton, keeping you cooler and more focused. Do you offer youth sizing? Absolutely. These come in 8–10 and 10–12 year sizing for younger karting enthusiasts. If you're serious about karting comfort, the OMP Karting Underwear Shorts are the base layer upgrade your body will thank you for. Gear up and stay dry, no matter how intense the laps get.

OMP KS Karting Balaclava OMP KS Karting Balaclava gives young kart racers the safety and comfort they need to perform at their best. Built to handle the rigors of competition, it delivers safety and style on every lap. OMP KS Karting Balaclava (Kids) Features Seamless 3D construction: Eliminates hot spots and pressure points, offering maximum comfort under the helmet. Moisture-wicking performance: The innovative Dryarn® material rapidly expels sweat to keep the head dry and cool. Insulating and breathable: Perfect for long karting sessions, providing both thermal regulation and ventilation. Specifically sized for kids: This is not a one-size-fits-all adult product shrunk down — it's designed to fit smaller heads comfortably and securely. Two color options: Available in White (020) or Black (071) to match your young driver’s gear. OMP KS Karting Balaclava FAQs Is this balaclava fireproof? No. This model is not fire-retardant and is not FIA- or SFI-approved. It’s designed specifically for karting and other non-fire-risk environments. Can kids wear this in sanctioned karting races? Yes, this is a purpose-built karting balaclava, perfect for indoor and outdoor karting events where fireproof gear is not mandated. Will this fit under a child-size helmet? Yes. It’s designed for a snug, stretchable fit for youth sizes and works well under all major karting helmet brands. What’s the difference between the kids and adult versions? The adult model (KE0-3028-A01) is sized for full-grown drivers, while this version (KE0-3028-AK1) is cut specifically to fit children’s heads. If your young racer takes karting seriously, the OMP KS Karting Balaclava is a must-have layer for comfort, hygiene, and temperature regulation. Trusted by top karting teams and tailored for youth performance.

OMP Karting Socks OMP Karting Socks Features: Elastic construction: Flexible and form-fitting, the socks provide ideal support while adapting to the driver’s movements. Fatigue-reducing zones: Differentiated weave pattern is strategically placed to minimize muscle strain and promote circulation during long stints. Short length design: Perfect for karting shoes, the low-profile cut eliminates bunching and improves pedal feel. Technical fabric: Breathable and lightweight materials help regulate temperature and wick moisture away from your feet. Made for karting: These aren’t just sport socks—they’re purpose-built for the unique needs of kart drivers. OMP Karting Socks FAQs: Are these socks flame-resistant? No. These karting socks are not fireproof or FIA/SFI approved. They’re ideal for karting, sim racing, and other non-fire-risk driving environments. Do they fit inside racing boots comfortably? Yes. The short length and stretch material allow them to stay secure and comfortable inside low-profile karting shoes. Can these be used for other sports? Absolutely. While designed for karting, they also perform well in cycling, running, or any high-intensity sport requiring foot support and breathability. Are they unisex? Yes. OMP Karting Socks are designed to fit both men and women comfortably. If you're putting down serious laps and want every advantage possible, slip into a pair of OMP Karting Socks and feel the difference in comfort, support, and control from the first corner to the last.