Our Glass Triple Mini Helmet Display Case will provide the best protection for your signed mini helmets. This display case is made with UV Protected, double strength glass and mirror and accented with furniture grade moulding that is available in Cherry, Walnut or Black. It has mirror on the bottom and on the back to enhance the look of what you want displayed. Glass will never scratch or haze over time. No acids were used in assembling this case that might otherwise cause signatures to fade. The inside dimensions are 21 x 5.25 x 5.75.