1. quality material: Our block organizer with lid is made of PP plastic, which is shatterproof, nontoxic, and odorless. Each layer of the organizer is secured with two press studs to safely store the contents and protect them from dust and moisture. Thanks to the handle on the lid, the box for blocks can be taken anywhere. Use them in bedrooms, utility rooms, kitchens, craft rooms, and more! 2. Stackable and adjustable, removable dividers: These storage boxes with handles can be stacked and used on of each other, with each layer functioning independently. It includes 3 levels of containers (each with two 'trays'). The 'upper' storage space of each container tier is a preconfigured 'tray,' while the lower tier features adjustable and removable dividers, allowing you to space based on the size of your blocks. 3. Building blocks base plate box lid: The small parts storage box is for organizing and storing building blocks or small components. Its lid doubles as a building surface, sparking creativity and practical skills to construct fantastic structures. You can place blocks on the lid, and when secured, the pieces won't easily fall off even if the storage compartment is tilted. 4. Large capacity and transparent visibility: The box offers ample space to neatly store blocks. Measuring 29.5 x 22 x 32 cm, it's ideal for bedrooms, living rooms, workshops, and more. The transparent design ensures easy visibility, helping you quickly find what you need and saving valuable time. Additionally, its rounded edges are nonsharp, preventing injuries when handling.