New York Giants Riddell NFL Authentic Pro Line Full Size Helmet. The ultimate football helmet collectible. This officially licensed NFL Pro Line helmet is just like what the pros wear. Features: Official team decals. Kra-Lite II??¬ Polycarbonate Lexan shell and inflatable liner with 2 inflation points. Steel polyvinyl-coated quarterback / running back style facemask and 4-point chinstrap.