AkroBin, 18" x 16-1/2" x 11" heavy-duty hanging and Stacking bins for storage and orgainzation. For use with louvered panel hanging systems, rail hanging systems, and carts. Colored bins made from durable industrial-grade polymers. Ships 3 per carton. Unaffected by weak acids or alkalis. Available in Red, Yellow, Blue, Green, Stone, Black and Clear.