Heavy gauge hard anodized aluminium twice as strong as steel for outstanding durability. Even heat distribution with no "hot spots". Non-stick easy clean exterior. Slip free safety grip handles which stay cool on the stove top. Oven safe to 180°C/350°F gas mark 4. Riveted handles for added strength. Patented hi-low non-stick food release system outlasts all other non-sticks. Close fitting 18/10 stainless steel lids seal in flavour and nutrients. Lifetime customer satisfaction guarantee. Set includes: 14cm/0.9litre milk pan. 16cm/1.4litre covered saucepan. 18cm/1.9litre covered saucepan. 20cm/2.8litre covered saucepan. 24cm open french skillet.