The hard anodised models have every one of the components and advantages of the Hawkins Contura Pressure Cooker in a hard anodised body and stainless steel cover. The delightful, sturdy dark complete given by 60 micron thick hard anodising has two advantages. It makes the weight cooker assimilate warm quicker, making it more vitality productive. What's more, the weight cooker remains searching new for quite a long time. Suggested for use on gas stoves.