ηSafe to use: This folding water bottle is suitable for any occasion, whether you are hiking, camping, traveling, or working. It is made of food grade silicone, which is odorless and harmless. ηSpace-saving: This water bottle has a foldable design that lets you fold it in 10 seconds and put it in your pocket or purse. It is easy to carry and does not take up space, so you can bit with you everywhere. ηSpill-proof: The sealing and the leak-proof lid design of the folding silicone water bottle make sure that your liquid stays inside. This means that you can fold the bottle when it's not in use, which saves space and avoids dripping. ηStraw mouth: This folding silicone water bottle is equipped with a straw mouth that enables you to drink water effortlessly with a hand. The straw design is not only easy to use, but also avoids water spilling or leaking. ηMultiple use: You can fold this silicone water bottle to a small size and carry it anywhere. It is suitable for outdoor activities such as hiking, camping, swimming, bicycling, and running. You can also use it indoors for sports or travel.