This is a set of 4 boxes compatible with the IKEA SKADIS board. They are clear and transparent. They are perfect for pen holders, etc. 【Size】 Width 40mm x Depth 50mm x Height 90mm They can be placed side by side without gaps. 【Color Variations】 Other colors available include white, black, red, green, and brown. We can accommodate other sizes, colors, and quantities upon request. 【Please Note】 Only the small storage boxes are for sale; the board is not included. These are handmade using a 3D printer, and some layer lines may be visible. Overall, the finish is clean, but please understand this before purchasing.