Went to Sam's Club, asked at the pastries/deli area if they had any empty cake icing containers....received two 32lb containers, approx 7.5 in. bottom LENGTH ( and 9.5 in. at top) x 9.5 in bottom WIDTH (and 11.5 in. at top) by 15 in. HEIGHT. Will work well for brining 2x butts. Food-Grade "5"All for the great price of FREE-99