This lightweight hydration backpack is designed for children engaging in outdoor activities like cycling, hiking, and camping. It features two large storage compartments and two pockets for storing supplies, along with a safety whistle and reflective strips for visibility.

The backpacks are made of durable nylon fabric that is waterproof, stainproof, and tear-resistant. Each pack measures approximately 14.9 x 8.2 x 3.8 inches and includes a leakproof TPU water bladder with a large opening for easy filling and cleaning.

Adjustable chest and shoulder straps ensure a comfortable fit for children, with padded, breathable mesh on the straps and back. The set includes two hydration backpacks and two 1.5L water bladders, ideal for outdoor adventures.