Made from impact resistant polypropylene that is fully recyclable. Stackable. Double reinforced base and corners. Protects from dust and moisture. Clip-lock clamps securely lock the lid. 100% BPA free. Set includes: 2 x 85 L (14.6 x 15 x 14.8 in. H.), 1 x 70 L (22.8 x 15.2 x 11.8 in. H.).