• 【Comfortable and Breathable】Hydration backpack is made of high quality nylon material, breathable and moisture-wicking, ultra-thin mesh design can also effectively sweat and dissipate heat, giving you a perfect sense of sports experience.
• 【Perfect Fit】This hydration vest is ergonomically designed with a stable cinching system that keeps the pack close to your back and no longer wobbles, fits busts 78-116 cm/30.71-45.67 in, elasticated cinching compression for a more perfect fit.
• 【High Volume】The 5L sports hydration pack has 9 multi-functional pockets to hold your essentials while exercising, and the reasonable compartmentalisation allows you to carry an even load while exercising, making it ideal for outdoor sports.
• 【Details】This running vest is equipped with a trekking pole mounting device, which allows it to be hung from the front chest when the poles are not in use. (Note: trekking poles are not included).The anti-abrasion straps are very comfortable.
• 【Extensive Applications】This hydration pack is Perfect sports gear you hydrated while running, marathon, cycling, hiking, skiing, climbing, or any adventure outdoors.