{"product_id":"omp-karting-ks-winter-r-pants","title":"OMP Karting KS Winter-R Pants","description":"\u003cp\u003eThe OMP Karting KS Winter-R Pants are long johns built as a winter underlayer for 4 cycle racing. They suit drivers who need to stay warm and mobile during cold track sessions without added bulk. These high performance pants use advanced seamless technology to deliver superior breathability and flexibility so you remain comfortable even when temperatures drop. The design helps you maintain full range of motion while keeping muscles ready for action on the track or during other outdoor activities.\u003c\/p\u003e\u003ch2\u003eWhat you get\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eThermal stretch fabric\u003c\/li\u003e\n\u003cli\u003e3D seamless construction\u003c\/li\u003e\n\u003cli\u003eDeveloped with kart teams\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFit and use\u003c\/h2\u003e\u003cp\u003eThe pants layer directly under a kart suit. The stretch fabric keeps muscles warm while the seamless build moves moisture away to reduce chill during high effort runs. This combination supports consistent performance by preserving freedom of movement and eliminating pressure points that could distract during extended sessions.\u003c\/p\u003e\u003cp\u003eThey also work for other cold weather activities that require freedom of movement such as skiing or cycling. The ergonomic fit developed with professional input ensures the pants stay in place without bunching so you can focus on your activity rather than adjusting layers.\u003c\/p\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eAre the KS Winter R Pants flame resistant?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eNo. These pants are designed for karting and general winter sports use. They are not FIA or SFI homologated and should not be used as fireproof base layers in auto racing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo these pants help regulate body temperature?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eYes. The Dryarn based seamless construction wicks sweat efficiently and insulates the lower body making them ideal for cold conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I wear these under a regular kart suit?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAbsolutely. These are sized to fit under karting suits without bunching and the soft weave reduces friction for all day comfort.\u003c\/p\u003e\u003cp\u003eCompare with the \u003ca href=\"\/products\/omp-first-nomex-pants\"\u003eOMP First Nomex Pants\u003c\/a\u003e which add flame resistance the \u003ca href=\"\/products\/omp-one-evo-nomex-pants\"\u003eOMP ONE EVO Nomex Pants\u003c\/a\u003e which add fire retardant seamless fabric or the \u003ca href=\"\/products\/omp-karting-underwear-short-sleeve\"\u003eOMP Karting Underwear Short Sleeve\u003c\/a\u003e which offers a short sleeve top option for matching base layers in varying conditions.\u003c\/p\u003e\u003ch2\u003eSizing\u003c\/h2\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/OMPunderlayersizingchart2026.jpg\" alt=\"Sizing chart\"\u003e\u003c\/p\u003e","brand":"Competition Motorsport","offers":[{"title":"S\/M","offer_id":54494482235710,"sku":"KE0-3022-B01-071-SM","price":89.0,"currency_code":"USD","in_stock":true},{"title":"L\/XL","offer_id":54494482268478,"sku":"KE0-3022-B01-071-LXL","price":89.0,"currency_code":"USD","in_stock":true},{"title":"XXL","offer_id":54494482301246,"sku":"KE0-3022-B01-071-XXL","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/omp-ks-winter-r-pants-black-front-image.jpg?v=1790145320","url":"https:\/\/swiftkarting.com\/products\/omp-karting-ks-winter-r-pants","provider":"Swift Karting","version":"1.0","type":"link"}