High quality: Our plastic flasks are made of food-grade plastic with 100% BPA FREE and will not have any peculiar smell. It does not leak water and can be used with confidence. The edge has been specially treated, so it won't be scratched if it is not sharp. Multi-purpose: These plastic flasks are ideal for all your favorite non-carbonated liquids, such as vodka, whiskey, cocktails, spirits, juice, or pure water! With a plastic flask, you can bring all kinds of different drinks you like. Convenient for multiple scenarios: The screw cap of the drink pouches can help seal the bag, prevent leakage, is not easy to break, and can be used for a long time, which is very helpful for carrying out. Ideals for camping, backpacking, outdoor activities, survival kits, concerts, events, and holidays. Heat-resisting Cold-resisting: Boiling water or hot drinkings,Frozen all be ok. Say No to Messy Refrigerator! we have size 8OZ and 16OZ,help you keep all kinds of half bottle drinkings.