Enhanced gear management This hydration vest provides multiple functional compartments for easy access and secure storage of keys, phones, water bottles, and other essentials during outdoor activities. Breathable flexibility system Made from breathable stretchable fabric that adapts to your body shape, it keeps you dry and comfortable with no burden during movement. Anti shake construction Three dimensional tailoring and adjustable straps deliver a secure, close to the back feel that stabilizes items and reduces unwanted motion while running. Effortless mobile management An open structured side pocket allows instant access to your mobile phone, enabling one handed placement or retrieval while running for navigation checks and call management. Use scenarios Long distance runs and trail runs: keep hydration and essentials close at hand, with quick phone access for navigation or updates. Hiking and outdoor workouts: secure fit reduces bounce on varied terrain, helping you stay focused on the trail. Cycling and fast paced training: close to back design minimizes movement and allows one handed phone access without slowing you down. Specifications Material: breathable stretch fabric for comfort and flexibility Storage: multiple functional compartments plus an open side pocket for easy access Fit and adjustments: adjustable straps to stabilize items and maintain a close to back profile Performance: designed to keep you dry, comfortable, and in control during outdoor activities