Cook, freeze, heat and eat with these revolutionary food containers from MasterClass. Made of robust, hygienic stainless steel, they do everything plastic containers do, and a whole lot more. They're freezer safe, oven safe… even microwave safe. Yes that's right, it's stainless steel and can be used in the microwave using proprietary technology, so it's easy to freeze and reheat leftovers,...

Cook, freeze, heat and eat with these revolutionary food containers from MasterClass. Made of robust, hygienic stainless steel, they do everything plastic containers do, and a whole lot more. They're freezer safe, oven safe… even microwave safe. Yes that's right, it's stainless steel and can be used in the microwave using proprietary technology, so it's easy to freeze and reheat leftovers,...

Cook, freeze, heat and eat with these revolutionary food containers from MasterClass. Made of robust, hygienic stainless steel, they do everything plastic containers do, and a whole lot more. They're freezer safe, oven safe… even microwave safe. Yes that's right, it's stainless steel and can be used in the microwave using proprietary technology, so it's easy to freeze and reheat leftovers,...

Cook, freeze, heat and eat with these revolutionary food containers from MasterClass. Made of robust, hygienic stainless steel, they do everything plastic containers do, and a whole lot more. They're freezer safe, oven safe… even microwave safe. Yes that's right, it's stainless steel and can be used in the microwave using proprietary technology, so it's easy to freeze and reheat leftovers,...