Wacoku breast protection – WKF B138B – WKF APPROVED. Is a breast protection made of elastic material on the surface (lycra) and having a resistant plastic plate inserted inside. Breast protection which lends itself excellently both for training and official competitions. Karate WKF approved. To maintain this protection for the breasts, remove the plastic plate. Continue washing the textile bra in cold water. A product for martial arts, offered by Budo Best!