Wall Storage Unit with (12) 5-3/8 L x 4-1/8 W x 3 H Yellow Bins & (12) 7-3/8 L x 4-1/8 W x 3 H Blue BinsMfr #: 3 1020YBWS Unique dual interlocking channel system slides and locks bins together guaranteeing bins will not collapse, cave in or topple into one another stack on a flat surface to provide multiple storage options for small items Bottom interlocking rail allows bins to be nested offering the user a smaller footprint in tight spaces Extra deep groove system accepts bin dividers that stay in place when removing and replacing items in the bin Anti