Made from food grade aluminium (Hindalco 1100 grade) with non-stick coating  (World renowned Weilburger Greblon coating) to help you cook fluffy, easy to scoop out rice cakes with a unique scallop shell shape. The Shell Idli plates (Height: 160 mm Width: 203 mm) can be used with your existing 5-litre pressure cooker or larger sized cookers and steamers.