Ten rectangular borosilicate glass meal-prep containers with snap-lock lids and a silicone seal. About 850 mL each (7.8 by 5.7 by 2.5 in). Glass is freezer, microwave, and oven capable with the lid off. Lids and boxes go in a standard dishwasher. Default lid color is gray; teal and white ship if you ask in the order note. The set is heavy (about 14 lb). Remove lids before heating.