Each cube is 37 x 39cm. Wire material & more closer iron wire design for bottom provide strong weight loading. This closet organizer storage can hold up to 22lbs(10kg) per cube. It's perfect for toys, goods and everything you want. 【Modern Look】Simple and elegant shelving unit bookcase cabinet has a modern industrial wire grid style that will perfectly fit most areas at home or at an office space 【Sturdy Bookshelf】: The storage shelves construct from high quality ABS connectors and Made of high-quality quality metal wire, this storage cabinet is robust, durable and long-lasting. It can help you store the keys, umbrella, bags around you. 【Easy to Assemble】: Simple modular structure makes it easy to install and disassemble. you can easily assemble the whole unit. It allows you to place your books, paperwork, clothes, bedding, towels, toys, bags, accessories and more. 【Space-Saving Storage】: This modular storage rack is portable and can be personalized according to your needs; Assemble the cubes all together to form a big cabinet, or create different blocks to fit different spaces.