Withstands 800 lb of stacking weight Double-bottom, triple-end, double-side construction provides extra strength. Provides up to 70% more stacking strength than basic letter/legal boxes. FastFold (TM) One Step Set-up makes assembly fast and easy. Deep locking lift-off lid stays in place for secure storage. Reinforced hand holes resist tearing for comfortable carrying. Greener choice - contains 100% postconsumer recycled content. SFI certified. Bankers Box Storage: Files, Boxes & More part of a large selection of office supplies. Bankers Box (R) Earth Series (TM) R-Kive (R) 100% Recycled Storage Boxes, 10in.H x 12in.W x 15in.D, Letter/Legal, Green/Kraft, Pack Of 4 is one of many Corrugated Storage Boxes available through Office Depot.