MUJI Acrylic Display Case with Sliding Doors Acrylic collection stand with sliding door. Sliding door type storage utilizing transparent acrylic material. This highly transparent acrylic case stores your treasures while putting them on display. The correct position of the top and bottom of the product is that the hole of the sliding door is above the partition. When using the product, place the deep side of the sliding door groove of the main unit on the upper side. Please note that if you put it upside down, the sliding door will come off. Available in: External Size: Small / W25.2 x D8.4 x H18.4cm Large / W33.6 x D8.4 x H24.4cm Internal size: Small - Approx. width 24.2 x depth 6.6 x height 8.5 cm Large - Approx. width 32.6 x depth 6.6 x height 11.5 cm Material: Acrylic Resin Note: Sliding-door type storage case made from transparent acrylic material, to store and display your precious collections. The correct vertical position for this product is with the hole in the sliding door located above the center partition. The middle/center partition cannot be removed.