The integral undersuit is the sports underwear a biker who wears leather suits must absolutely wear Skin always free from moisture and total freedom of movement turn this garment into a leading product in the market. There is no other technical garment that guarantees this degree of comfort and efficiency against accumulated perspiration, thanks to the SIXS original carbon underwear technology Antistatic system : The carbon yarn isolates the static electricity caused by the rubbing of fabrics Seamless technology : Fewer seams to provide absolute comfort Materials : Carbon Underwear Breathability and thermoregulation without compromise. Perfect for all seasons of the year. Antistatic fabric 77% Polypropylene, 15% Polyamide, 5% Elastomer, 3% Carbon Fiber