A MORE ECO-FRIENDLY OPTION: Storage bags are reusable and durable, a good safe and eco-friendly alternative to replacing plastic bags SAVE STORAGE SPACE: Takes up less space than plastic or class containers, with 4 convenient colors for food classification, make our life convenient and easy AIRTIGHT AND LEAKPROOF: Leak-proof vacuum and zippered container keep and store liquids or solids fresh longer, have drinks and snacks anytime Note: Data are all manual measurement , please allow 1 - 3cm error, due to the difference in light and display, there will be some color difference, depending on the physical object received.