WKF Approved. This 8oz light weight suit is the most un-restrictive suit you can buy! It will outstretch you and your opponent. It is a revolutionary suit made from 57% cotton, 40% polyester and 3% lycra allowing extra stretch for the sharpest unrestrictive movement. It is approved by the highest competitive governing body worldwide. It has a special ribbed outer finish to the material and is pre-shrunk. The Elite suit has an extra long jacket to stop riding up during competitions and the pants have an elastic and cord waist.