About this item This fits your . Make sure this fits by entering your model number. Product Dimensions: 50 x 25 x 25cm It is a professionally patchwork building blocks model display box dustproof cover for LEGO 42077（21）. The thickness of Acrylic is 2mm with strong compression and resilience Use Value: It can better display the model and protect it from damage, make the model look more beautiful, and is an excellent choice for collectors of model building block Material: The transparent acrylic has high-precision laser cutting technology, the surface has no scratches and burrs, and the touch is smooth. The base is made of wood-plastic material, which is durable Simple Installation: Using connecting pieces to connect, no glue is required, the connection is stable and firm, not easy to disperse, and can be disassembled. Note: There is a film on the acrylic board for protection when it is shipped, and it can be torn off when receiving the goods.