Full Size Speed Replica NFL Helmet by Riddell. This full size helmet is designed with a non-wear plate and molded foam jaw pads. a steel polyvinyl-coated face mask, 4-pt chin strap, and elliptical air vents. Team name on back bumper. The officially licensed helmet is great for autographs and features team logo decals on both sides. The striking shape of the future.Replica Speed helmet size medium measures: 12.75"(L), 9.25"(W), 9.75"(H). Full Size Speed Replica Helmet. (NOT FOR WEARING)