Patented hard-anodized non-stick cookware. A combination of an improved hi-low wave technology and the most advanced non-stick formula available. Lab tests prove its #1 status for durability and food release properties. Heavy gauge hard-anodised for outstanding durability and even heating, ensures no hot spots that will burn food. Riveted 18/20 stainless steel and silicone comfort grip handles are easy, slip-free grasp. Oven safe to 350°F/180°C/Gas mark 4. See-through tempered glass lid with stainless steel rims allows you to watch foods cook without losing flavour and nutrients. Advanced non-stick exterior for easy cleaning. Suitable for gas and radiant ring heat sources. Lifetime customer satisfaction guaranteed.