LSU Tigers Authentic Speed Football Helmet. Perfect item for autographs and collectors. This full size LSU Tigers helmet is designed with extended mandible (jaw area) protection, a steel polyvinyl-coated face mask, chin strap, increased padding, an integrated facemask attachment system and elliptical air vents. NCAA Team name on back bumper. The officially licensed LSU Tigers helmet is great for autographs and features LSU Tigers team logo decals on both sides. The striking shape of the future. NCAA LSU Tigers Authentic Revolution Speed helmet size is 13.5"(L) x 9.75"(W) x 10.25"(H). NCAA LSU Tigers Full Size Helmet.