BCW Deluxe Acrylic Mini Helmet Holder Display - With Mirror - Football Helmet, Goalie Mask, Racing Helmet - Sports Memoriablia Display Case - Sportscards Collecting Supplies BCW Helmet Displays holds all models of mini football helmet. also holds mini goalie masks. made of high clarity acrylic. UV Protection. Perfect for autographed minihelmets Overall 9 3/16 x 6 3/16 x 7 5/8. Inside 8 1/8 x 5 x 5