1. [ Great Quality & Perfect Size]The double boiler is made of high quality 18/8 stainless steel, rust resistant. Dishwasher and easy to store. 2. [ Double Boiler Pot Set Include ] Double boiler set including 1 x 600ml double boiler, 1 x 1600ml pot, 1 x silicone spatula; Capacity: 600 ML/1600ML (2 kinds of capacity to meet all needs). Proper size make it easier to operate. 3. [Convenient to Use]Silicone front hook to prevent sliding away, double pour spouts both sides, flat bottom and silicone heat-resistant handle stayed cool while over heat. And silicone spatula is great tool Mix or stir thick batters, yet be flexible enough for scraping sauces or scrambling eggs. 4. [Multi-Functions & WIDELY USE ]The 1600ML is more thicker, You can put this 600ml double boiler on top of the big one, The working principle of using the lower layer of water vapor to conduct heat better, so it will be more fast for melting or steaming a small amount of chocolate, butter, cheese and heated sauces etc.