... , or bakeware, or freezer - Better all round hot air circulation so that you food does not have ... for all ovens (gas, fan, electric, AGA, hot-air, microwave, grill) and freezers- Heat - resistant up to ... , or bakeware, or freezer - Better all round hot air circulation so that you food does not have ... for all ovens (gas, fan, electric, AGA, hot-air, microwave, grill) and freezers- Heat - resistant up to ...