Komax Ice Glass Food Storage Containers, Square & Rectangle, Magenta (Set of 6) Set of 6 containers - 3 square and 3 rectangle 100% air and liquid-tight storage containers with silicone seal keeps food fresh and prevents messy leaks Temperature safe -- freeze it, heat it, microwave it and toss it in the dishwasher Ecofriendly, easy to open & close lid for perfect sealing Stackable with low profile lid for easy, space-saving storage - no more mountains of mismatched lids and containers