Cramer High & Low Density Foam, Custom Padding for Cast Covers, Building Insoles, Orthotics, Hip Pointer Protection, Thigh & Shin Bruises for Floor Injuries, Foam Pads for Falling & Diving 2 sheets of high-density, 1/2" closed-cell polyurethane closed cell foam that is highly energy absorbent for greater protection Conforms to NFSHSA's Football rule 1-5-3c, concerning "hard substances worn on the hand, wrist, forearm and elbow" High-density foam disperses impact for greater comfort and protection for AC sprains, hip pointers, thigh and shine bruises, and other athletic injuries Contains 2 sheets total that can be trimmed to any size for fall protection and bruise prevention during physical activity Kit Contents: Two 1/2" x 12" x 18" sheets