Key benefits Keeps building blocks and toys organized in a single unit, reducing clutter and making cleanup quick. cover is designed to fit standard 3.2 cm building block particles and provides stable support, even when the unit is tilted. Large internal space accommodates toys, blocks, picture books, clothing and more, simplifying storage in small spaces. Movable pulley design enables easy transport; even little ones can move it around without strain. Ergonomic, roundedcorner handle offers a comfortable grip; can be pulled to convert into a toy storage cart for wholehouse organization. Key features Material: PP Compatibility: upper cover fits 3.2 cm building block particles Design: cover supports blocks securely and resists collapse when tilted Mobility: movable pulley system for smooth, effortless transport Ergonomics: small handle with rounded corners and a long, gentle grip Versatility: transforms into a toy storage cart for easy pulling and storage around the house Use scenarios Playroom organization: keep blocks, figurines and small toys neatly stored; pull the unit to different play zones as needed. Nursery or bedroom storage: use the large interior for picture books and clothing; move it between rooms for quick access. Home and travel convenience: easily transport toys and essentials across rooms or to a car, hotel, or relatives' homes with a simple pull.