It is made of premium food-grade silicone that is free of BPA, PVC, Latex and Phthalates. Each order includes one large container measuring 2.9" x 5.5" x 8.8" (47oz / 1400ml) with a matching solid easy-to-clean silicone lid. Use it to store, freeze, microwave and bake. It is ideal for leftovers, lunch, camping, and snacks.