Visions Cookware's see-through design allows for easily monitoring foods while they cook instead of constantly removing a lid to peek inside Extremely resilient to temperature changes; can be used on stovetop or in the oven, fridge or freezer Healthier cooking, non-prous glass ceramic won't absorb food odors or flavors Suitable Gas, Electric, Halogen and Ceramic stovetops 2.5L saucepan 21cm(d)x 10.5cm(h). Do not use visions cookware for deep fat frying