Perfect Results, Everytime!Silver Anodised Aluminium PushPan®. Four times faster to heat up versus non-stick or steel. Perfect Results, Everytime! Patented Silicone Gasket seals base to guarentee 100% leak-proof & watertight. Made from high quality materials that pass both FDA and LFGB and does not need removing when washed. Silver anodised finish. Heavy gauge 3003 alloy Silver Anodised Aluminium, will not rust, peel, or blister. Metal tools safe (avoid sharp knives) Even heat distribution means no hot spots. Pan Size External: 13cm/5": 14.00 x 14.00 x 8.50 cm 15cm/6" : 17.00 x 17.00 x 8.50 cm 18cm/7" : 19.50 x 19.50 x 8.50 cm 20cm/8" : 21.50 x 21.50 x 8.50 cm 23cm/9" : 24.50 x 24.50 x 8.50 cm * Not suitable for dishwashers (will discolour) TIP: The seal is very efficient. Before first use, we advise washing and drying the pan. Next, coat the inside and the base with a small amount of cooking oil then push in the base. This will help when pushing up the base and also enhance the pan’s performance.