This Fed Fitness 3-in-1 weighted vest combines sports, storage and hydration into one all-in-one design, equipped with a built-in hydration pocket and detachable phone pouch to hold your essentials while keeping hydrated during walking, dog walking and daily workouts. Designed with curve-adaptive construction, it features a front cut-out and wide adjustable straps to eliminate chest squeeze, plus a Y-back structure that evenly distributes weight for unrestricted breathing and all-body comfort. Scientific core weight layout raises training intensity effectively, boosting calorie burn, fat loss and bone density for better workout results. Ergonomic tailoring and precise stitching deliver a second-skin fit that moves naturally with your body. Perfect for power walking, running, hiking, Hiit, strength training and outdoor activities, it suits both gym and daily outdoor use.