Molded high density polyethylene open top with molded-in rolling hoops. Supplied with lever-lock ring and cover with one 2" NPT plug and one 2" buttress plug. Seamless construction. Dimensions: D x H (in.) 23 x 36.5. Minimum wall thickness (in.) .150. UN Rating: 1H2/Y250/S. Weight: 23 lbs. Color is molded in, won't dent, rust, fade or peel. Maximum top load (stacking weight) per drum when filled is 1500 lbs. Made in USA. FDA and USDA approved for storing foods (bulk storage for grains, etc.).