Molded high density polyethylene close top with one 2" NPT plug and one 2" buttress plug. Seamless construction. Dimensions: D x H (in.) 19 x 30. Minimum wall thickness (in.) .140. UN Rating: 1H1/Y1.9/100. Weight: 17 lbs. Color is molded in, won't dent, rust, fade or peel. Maximum top load (stacking weight) per drum when filled with water is 1500 lbs. Made in USA. FDA and USDA approved for storing drinking water.