• Hydration System: Compatible with a 1.5 L bladder, this hydration backpack ensures you stay hydrated during hiking or biking. Simply bite and pull the valve for easy access to drinking water. A convenient choice for trail running and backpacking
• Breathable and Adjustable: Features inner layer 3D honeycomb breathable fabric to promote air circulation. Adjustable waist and chest straps keep the vest snug against your body, ensuring stability and comfort while running
• Minimalist Storage Design: This running vest backpack features two front pockets for bottles, phone, or keys. A single main compartment and rear elastic cord offer simple, efficient storage without bulk
• Lightweight: Net weight is only 6 oz. When you put it on your back, you could hardly feel it. The lighter the water backpack, the more fun you'll enjoy on the go. When you spend a lot of time outdoors, you realize how great it is
• Applications: This ultra-light hydration pack is not only for running and hiking, but also suitable for many outdoor activities such as marathon, cycling, camping, etc. This backpack is suitable for men, women or children