protector costal ks proFIA approved karting body armor. Exterior made of durable polycarbonate material, interior lining made of nitrile rubber and shock absorbing memory foam that dissipates energy in the event of an accident. KS 1 PRO offers complete protection for the rider (ribs, front, and back) combined with maximum comfort thanks to the internal padding and exclusive self adjusting adjustment system. Adjustable shoulder and side straps with Velcro, and a shaped front