Miami Dolphins Authentic Football Helmet. The ultimate NFL football helmet. Authentic Miami Dolphins NFL football helmet. Full scale NFL Pro Line NFL football helmet. Official Dolphins NFL football helmet team decals. Kra-Lite II Polycarbonate Lexan shell with 2 inflation points. Snap out interior padding, and a 4-point chinstrap , perfect item for autographs and collectors. This officially licensed Miami Dolphins NFL Pro Line authentic helmet is just like what the pros wear. Steel polyvinyl-coated quarterback / running back style facemask. This is an affordable NFL football helmet for the true fan. NFL Team name on back bumper (except Chiefs, Steelers & Giants). Size: 13" (L), 9 _" (W), 10" (H).