MULTI-PURPOSE: FULING clear containers with lids that can hold various liquids or solids.Made of durable, crack-resistant polypropylene. Perfect for many diverse dining applications, and other fields like painting EASY TO CARRY OUT, LIGHT AND CONVENIENT: No one wants to carry large bags of sauces when traveling or going out. FULING clear containers with lids allow you to carry any amount of sauce, they are small and easy to carry, and you can take them anywhere EASY SNAP-ON LEAK-PROOF LIDS: Each container comes with an equal number of snap-on lids. These lids provide an airtight seal around the cup, absolutely strong and not easy to leak SAVING STORAGE SPACE: When storing them, you can stack them one by one and put a label on the cup body. These small medicine cups are stackable, concise and clear, saving storage space HIGH-QUALITY MATERIALS: BPA FREE plastic, absolutely harmless to human health. This plastic is durable and crack-resistant and also recyclable, so when you?re finished using one just toss it in the recycling bin