- Made of food grade TPU, which has strong hydrolysis , safe, and odorless
- Large water inlet is good for easy water filling and cleaning
- The mouthpiece is odorless, high- and designed with opening and locking device to prevent leaking in the locking state and to drink water easily in the state of opening
- The mouthpiece is covered by , which can keep it clean all the time
- Folding and lightweight, suitable for running, cycling, camping, hiking, climbing and other outdoor sports
