KUYOU Running Hydration Vest - Lightweight Insulated Hydration Backpack with 2L Water Bladder, Adjustable Chest Straps and Reflective Water Backpack for Running Marathon Race Hiking Cycling

【MULTIPLE STORAGE】- This running vest for women and men keeps essentials organized. The water pack backpack has an insulated compartment for 2L water bladder, two elastic shoulder pockets for 500ml bottles, keys or energy gels, and a secure zippered phone pocket for safe storage during exercise.. 【COMFORTABLE & SECURE FIT】- This water bladder backpack is designed with breathable mesh straps and fully adjustable waist, chest and shoulder straps to reduce bouncing. A secure clip holds the hydration tube in place. It works great as a running vest for women and men.. 【2L HYDRATION BLADDER】- This hydration pack backpack includes a food-grade BPA-free 2L PEVA water bladder for safe drinking. Large capacity supports long workouts, and the high-flow bite valve allows easy on-the-go drinking to maintain performance and hydration.. 【SAFETY FIRST】- Designed for safe running, this backpack with water bladder has front and back reflective strips for high visibility in low light. It also comes with an emergency whistle for quick signaling in urgent situations, providing double safety and peace of mind.. 【VERSATILE FOR SPORTS】- This hydration pack is perfect for trail running, hiking, cycling, marathons and jogging. Lightweight and form-fitting, it delivers comfortable all-day wear for both men and women in all outdoor activities.