1 Our cycling backpack is ergonomically designed to maximize flexibility
2 The day packs backpacks hiking backpacks has tunnel holes on both sides of the shoulder straps to hold the hose on either the left or right shoulder (water bladder is not included, come with a hydro flask)
3 Breathable mesh material design help air flow and not build up sweat during exercise
4 Upgraded on-off valves to prevent water leakage
5 Small and lightweight hydration pack backpack is perfect for outdoor and sports lovers
Features:
Product name: hydration vest
Color: Black
Package content: 1*backpack + 1*500ml hydro flask
Backpack material: polyester
Water kettle material: TPU
Weight: 5.3oz / 150G
100% satisfied customer service:
If there is any problem with the product within 30 days, please contact us, and we will do whatever it takes to help you fix it.
If you have any question or concern about our product, please feel to contact us, we will reply you as soon as possible.
Kind Tips:
The stored water temperature should not exceed 122 degrees Fahrenheit or 50 degree Celsius.
It is best not to hold liquids such as juice, milk, wine or protein shake which may left hard to clean residue etc.