microwave cooking fresh from the ovens this revolutionary ovenware allows you to go from microwave to oven to table and freezer with confidence safe for freezer microwave and oven* cover can be used as second dish for tandem cooking rounded base and domed cover designed for optimal heat distribution ultrapro 2 litre oval 2l base large base for a crowd pleasing roast ultrapro 3.5l base non stick finish means you can cook healthy foods without a lot of added fats the ultrapro does it all!