This 20cm aluminium egg poacher comes with four poaching cups and a glass lid so you can make sure they are always cooked to perfection. It can be used on gas and electric hobs, then popped into the dishwasher afterwards. Features: Interior material: aluminium. Exterior material: aluminium. 20cm pan. Glass lid. Bakelite handle. with non-stick coating. Suitable for hob types gas, electric, . Dishwasher safe.