uper-Size AkroBins offer huge storage capacity and the versatility you need to make the most of your space. These heavy-duty plastic storage bins save space by securely stacking atop each other, and sitting on wire shelving and steel shelving, or steel carts and dollies. Super-Size AkroBins are resistant to weak acids and alkalis. Sturdy, one-piece construction is water, rust and corrosion-proof. Mobile options available.