1. Material: TPU waterproof material
2. Dimensions: 2L: 42 x 21 cm 3L: 45 x 21.5 cm
3. Weight: 2L: 220g 3L: 280g
4. Function: The portable feature allows your body to always show up when you need to replenish water during exercise
5. Effectively prevent the drinking water from being contaminated making use of it more at ease
6. Double-layer mesh voltage fusion line strengthen the strength around the water bag
7. The large lid opening is fast and easy to clean