Made from the same tough cotton duck as the Carhartt jackets and bibs you wear, for a lifetime of use. Washed so it’s an immediately comfy resting place. When your dog gets it dirty, just zip off the cover and wash it clean. 12 oz. cotton canvas duck with water-repellent coating. Carhartt Brown, Dark Brown. 33"W X 41"L X 4.25"D.