• Water Supplement: 1.5L BPA-free water bladder equipped, pressure-tolerant and leak proof. Drinking water by the tube directly whenever you need without taking your running vest off or stopping your steps. Convenient trail running backpack outfit
• Excellent Fit: The hydration vest with shorter length delivers a close, comfortable and chafe-free fit. Dual adjustable sternum straps support the race vest and keeps it from annoying bouncing and sloshing
• Breathable & Lightweight: Soft mesh shoulder straps and air-mesh on back assure proper airflow and help prevent chafing. Reflective strips keep you stay visible in low-light conditions. Ultra hydration pack provides you with the max support and min burden
• Practical Pocket Layou: This hydration running backpack offers just enough space for your essentials. Front pockets hold a water bottle, phone, keys, or snacks, while the back compartment fits a 1.5L bladder or lightweight gear
• EXxtensive Applications: The sturdy running water vest aims to accompany your trip of Jogging, Running, Marathon, Hiking, Climbing, Cycling, Walking, Backpacking, etc. Triwonder hydration backpack is always be there for you