Compact, practical storage that keeps building blocks organized and ready to play. This 37L folding storage box combines a large building lid with a baseplate surface and a roomy interior so toys stay contained, pieces stay paired, and clean up is fast. Key benefits Dual purpose lid and play surface: the large lid includes an integrated building baseplate so it doubles as a stable platform for constructing sets right on of the box. Space saving and stackable: 37 liter capacity holds sets and loose pieces, and the box is designed to stack securely to maximize shelf or closet space. Foldable for easy storage: collapses flat when not in use to reduce clutter and up storage space. Keeps parts together: ideal for sorting and storing small bricks, figures, and accessories so you do not lose pieces between sessions. Simple, durable design: engineered for everyday use in playrooms, classrooms, and family spaces. Color green blends with common decor. Features and compatibility Capacity: 37 liters for medium to large collections of building bricks and toys. Building baseplate lid: compatible with most common studstyle building bricks and sets, providing a ready play area without additional accessories. Stackable form factor: designed so multiple boxes can be stacked to organize a larger collection while maintaining access to lids. Foldable construction: quick to collapse and set up for flexible storage options. Practical use scenarios Playroom cleanup: store loose bricks after playtime and use the lid as a play surface when building resumes. Organized shelving: stack several boxes on a closet shelf to separate themes, sets, or age groups and keep living spaces tidy. Classroom or group projects: use individual boxes to distribute parts and provide each group with a building surface during lessons or activities. A straightforward storage solution that saves space, protects collections, and keeps building sets ready to use. Color green.