The Hyperwear Sandbag's are the only functional fitness sandbags that combines SandBell's as weight with workout sandbags with handles - five or six sandbags for the price of one. Get fit from day one with these sandbags, ready pre-filled with sand. Our leak-proof sandbell system is a perfect form of strength, core and stability training in a small space, for your home gym, garage gym, fitness studio, crossfit box or outdoor bootcamp.