This stainless steel diaper bin in modern black is easily cleaned and odor-free! Even airtight diaper pails are often made of odor-absorbing plastic that can leave a lingering smell. The Vipp bin are, instead, made with a stainless steel liner that's easy to maintain. Used by medical professionals and stylish modernists everywhere, Vipp bins have been in production since 1939. A great investment that will last years beyond the diapering stage. Holds approximately 4 gallons.