Chicago Bears Riddell Speed Throwback 62-73 Replica Full Size Football Helmet. This full size Chicago Bears a steel polyvinyl-coated face mask, 4-pt chin strap, and elliptical air vents. The officially licensed NFL Chicago Bears helmet is great for autographs and features Bears team logo decals on both sides. The striking shape of the game! NFL Chicago Bears Replica Speed helmet size medium measures: 12.75"(L), 9.25"(W), 9.75"(H). NFL Chicago Bears Full Size Speed Replica Helmet. (NOT FOR WEARING)