Acrylic material: The display box is made of premium quality acrylic. With double layer of protective film on the acrylic surface. Mirror design: The bottom side is black, 4 sides transparent design makes the contents visible, one side is a mirror allows you to see your collectible clearly when you put it next to the wall. Multi-purpose: Our display case is not only for storing your favorite collections such as figurines, models, art materials, but also for displaying jewelry, collectibles, glassware, stones, etc. Easy to assemble: Please remove the protective film before assembly. You just need to connect the sides, bottom and top, assembly only takes 2 minutes. Dimension:External size: 11.8'' L x 7.9'' W x 7.9'' H (30cm x 20cm x 20cm). Inner size: 11.2" L x 7.3" W x 7.7" H (28.6cm x 18.5cm x 19.5cm).