Houston Oilers Riddell Speed Throwback 81-98 Replica Full Size Football Helmet. This full size Houston Oilers 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. The officially licensed NFL Houston Oilers helmet is great for autographs and features Oilers team logo decals on both sides. The striking shape of the game! NFL Houston Oilers Replica Speed helmet size medium measures: 12.75"(L), 9.25"(W), 9.75"(H). NFL Houston Oilers Full Size Speed Replica Helmet. (NOT FOR WEARING)