Features: Leak proof hydratation bladder with large capacity option ensures safe, reliable hydratation during outdoor while resisting temperature extreme. Features a 10cm wide mouthes opening for filling/cleaning, detachable drinking tube with dust proof silicones nozzle, and reinforced double sealing seam for enhancing durability. Ideal for cyclists, trail runner, and camping enthusiasts needing hands without access to water during high intensities activity. Perfectly integrates with hiking backpacks for mountain treks, cycling tours,while maintaining leak resistant performances even when inverted. Tear resistant TPU component and smooth interior lining to preserve water freshness, compatibility with most hydratation pack for outdoor use. Specifications: Color:Six Elections Dimension:39×18cm/15.35×7.08in 47×18.8cm/18.5×7.4in 52×18.8cm/20.47×7.4in Component:TPU Package Includes: 1pc Leakproof Hydratation Bladder note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.