You can follow our pictures to install them, they can be put into the base 【Package & Size】: You will receive 5 pieces of clear acrylic plate and 1 piece of black bottom base. Size after assembly is about: 10.2x10.2x10 inches/260x260x255mm. Please note: This box is smaller and more solid after installation, so it does not come with a rubber ring. 【High Quality Material】:Our boxes are made of high quality acrylic material, and each acrylic plate is covered with a protective film, placed in the process of transport scratch or damage; all edges and corners are perfectly polished, no residue and burrs. 【Easy to Assemble】:Our acrylic panels are reserved for installation holes, please tear off the protective film first when using, you can follow our pictures to install them, they can be put into the base, just a few steps to easily assemble into an acrylic box. 【High Transparency】:2mm thick acrylic plate and cover has 98% light transmission, high optical clarity, all edges are not yellow, no distorted vision of the items you display, you can view the display very intuitively. 【Wide Range of Applications】:Ideal for stores to display art materials, collectibles, characters, dolls, handicrafts, jewelry, etc.; protective boxes can also play a good role in protecting, isolating dust and water vapor to prevent damage to the display.