Sterilite 30-gallon (120-quart) Storage Box, Set of 6. This Pack of Spacious Gray Lidded Bins Will Help You Declutter Your Home and Office Space Efficiently and Easily. Sterilite 30-gallon storage bins feature a stack-and-nest design for maximum storage efficiency An ideal storage solution for smaller spaces Secure snap-on lid is contoured for stacking additional totes Sterilite containers are made of heavy-duty plastic for extra protection Protects your valuables while saving space