Lekue Reusable Silicone Food Storage Bag Kit (500ml + 1L + 1.5L)ECO non plastic food storage bag suitable for preserving multiple food stuffs, hermetically sealed and can either lie flat or be freestanding. Easy clean. Use and reuse time and again. 100% platinum silicone derived from sand¿ suitable for freezing and heating.Silicone1 Year439gNon plastic ECO sustainable siliconeLie down, stand up or stackEasy cleanResusableTolerates heat and cold