Aquastrength Maximum Resistance Aquatic Fins - Drag Resistance Pool Exercise Equipment for Lower Body Low impact, high intensity Tone muscles and burn calories Maximize Muscle Recruitment Improve Strength, Balance, Mobility and Endurance Suitable for all ages and fitness levels Strength Flexibility Endurance Coordination Speed Power Stability Use in conjunction with Aquastrength Bells for a Total Body Workout Ideal for Personal Training &amp; Group Fitness Ideal for rehab / prehab / recovery