Built-in wheels help get overpack to spills quickly and easily. Highest performance of any 95-gallon overpack on the market. Built-in wheels eliminate the need for a separate dolly or other transport. Easy-to-close screw top lid. Ideal for mobile spill kits. Complies with UN Packaging Group 1 (X-Rating) and certified for use as DOT Salvage Drums, 49 CFR 173.3 (c).Wide, molded-in handles provide stability.