The hydration backpack is made of TPU. And the hydration backpack is made of water-resistant nylon for the outer layer, polyester, and spandex for lining, which is lightweight and let you free of a burden when you exercise.
Different size and purpose-driven pockets assure that you can bring everything you need. Use the small pockets for keys, credit cards, and valuables and larger pockets for the bigger gear. Multiple carabiner attachment points and exterior pockets to take even more.
Its lightweight, compact design is suitable for both kids and adults, men and women, and lets you focus on the important things like endurance and speed, BPA free, so you also stay light on the toxins. Perfect for hiking, cycling, camping or just a day trip.