Product details:
Strong, durable storage boxes are designed for frequent access and maximum stackability. Maximum security box with string and button closure keeps contents secure, even if box is overturned. Up to 50% stronger than other string and button boxes for stacking without shelving. FastFold quick and easy assembly. Reinforced plastic handles make it easy to pull box off shelving. Materials: 1-ply side, 2-ply bottom, 2-ply end.