Size [inner dimensions of container extension] Width: approx. 455 mm. Depth: approx. 430 mm. Height: approx. 380 mm [folded] Width: approx. 455 mm. Depth: approx. 455 mm Contains Oxford cloth Designed with storage bags of multiple sizes, it can hold umbrellas, shopping bags, laptops, data cables and even maintenance tools. When not in use, it folds compactly for storage. It does not take up much space even when placed in the entrance or in the car. It is also possible to move by sliding with 4 wheels. The handle can be extended so that it can be used with tall objects. Easy to move, even when packed with wheels. It has a handle on the side, so it is very convenient to lift or put it in and take out.