Features: High Strength: Made of strong PVC material, this water ball has a long lifespan, no risks of leakage or breakage, and is soft and comfortable to the touch Adjustables Water Volume: The water ball has a unique feature of adjustables weight markings, which can be personalized according to your physical ability for effective training Easy to Fill Design: The fitness water bag sports equipment is suitable for a variety of sports, equipped with a handle, convenient to carry, and easy to fill with water Enhance Performance: Use the water ball to enhance your workouts, suitable for weightlifting, stretching and muscle training - ideal for athletes and fitness enthusiasts Water Sport Anytime, Anywhere: The portable water bag is for exercising in a variety of environments - home, outdoors, workplace - and is also ideal for gym training Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: pvc