This vintage Tupperware navy blue vegetable steamer set includes three pieces: a lid, an insert, and a steamer base. It is the perfect size for medium-sized vegetables like broccoli or cauliflower, with an oval shape and a 6 cup capacity. The set is made of durable Tupperware plastic and is microwaveable, making it easy to cook and serve your vegetables in one dish. This original vintage Tupperware piece from the 1970s is a great addition to any retro kitchen and is sure to be a conversation starter at your next dinner party.