Description Silberthal food storage containers are made of heat-resistant borosilicate glass with a stainless-steel lid. Suitable for storing, carrying, or even warming up your food. This set of three containers includes the below sizes. 1 x 370 ml small container. 1 x 640 ml medium container. 1 x 1040 ml large container. Food-friendly and elegant storage solution for any type of food in the kitchen and in the fridge. The stainless-steel lid is a beautiful design and its rubber seal is 100% BPA-free. Closes firmly over 4 sides. Microwave, Oven and Freezer – Thanks to the glass bowl made of heat-resistant borosilicate glass, the container is suitable for oven, microwave or freezer. Remove the stainless-steel lid in the microwave before use. FOR TRAVEL – Airtight and leak-proof lid thanks to the silicone seal on the lid. The lunch box is also perfect for meal prep. Easy to clean in the dishwasher, both the glass bowls and the lid are dishwasher safe.