From Arlen Ness Racing comes this great suit for racers or serious track dy riders. Magnesium protectors on shoulders, elbows, and knees for superior lightweight protection. Knee and shoulder protectors are ventilated. CE-approved armor in the shoulders, knees, and elbows. Titanium forearm sliders help prevent arm-roll during slow-speed slides. Removable liner features the rider and suit for superior ventilation and comfort. Aero-hump features large ventilation areas to help remove unwanted heat. Patented knee socket provides industry-leading comfort and protection. Designed for back protector insertion (sold separately). Two layers of knee slider hook-and-loop fasteners; when the top layer wears out, tear it off and a brand new layer is revealed. Suit is CE-approved