The top of the range RW-11 Evo long johns from Sparco are manufactured using the very lightest fire retardant material while achieving the highest levels of heat and flame protection to surpass the stringent FIA 8856-2018 and SFI 3.3 approvals.Totally seamless construction eliminates pressure points for unrivaled comfortHighest levels of heat and flame protectionMade from the lightest fire retardant materialX-Cool Silver treatment provides a cooling sensation on the skin and has anti-bacterial propertiesPrinted logos to keep weight to a minimumThe Sparco RW-11 Evo long johns feature a breathable seamless construction to eliminate pressure points and provide increased levels of comfort whist reducing fatigue. The material is treated with Sparco's X-Cool Silver treatment which provides a cooling sensation on the skin, ideal for when the competition gets heated. The treatment also has anti-bacterial properties to reduce odours and has no negative effect on the safety protection. Sizes:XS