Raida Knee GuardUniversal Sizing One size fits all Material i) Lightweight and Abrasion resistant Polycarbonate Hard Shell ii) Made from High Density Memory foam for Impact Protection iii)Removable & Washable Moisture Wicking PE Foam Protection i) Impact tested and CE certified to EN 1621 1, Level 1 Features i) All rivets and bolts are covered with padding ii) Slim design for use over or under riding pants iii) Fits well with all types of Boots iv) Three Stage Impact