SYZM Outdoor Sport Cycling Water Bag Storage Hydration Pack Helmet Backpack Light Camping Hiking Bike Riding Bladder Knapsack

Material: waterproof nylon
Size: 50 * 24 * 10 cm/19.68 * 9.44 * 3.93 inches
Water bag capacity: 2 L (water bag is not a gift)

Features:
1. Light backpack, which can reduce the weight during cycling/mountain climbing/hiking.
2. The backpack with water bag has a water outlet at the shoulder belt, which can replenish water anytime and anywhere.
3. The outside can store the riding helmet.