Our Plastic Plates glide smoothly and silently over obstacles, offering great protection in rough terrain. Made of abrasion-resistant thermoformed High Molecular Weight Polyethylene (HMWPE). Lighter than aluminum. Superior stress crack resistance. High impact strength. 3/8” (10 mm) thick high molecular weight polyethylene (HMWPE). Maverick Trail, Maverick Sport, Maverick Sport MAX, Commander, Commander MAX