Maximize your cardiovascular workout while building up both your endurance and flexibility with the Fitness Gear(R) Water Dumbbells! These water dumbbells are perfect for toning and strengthening your arm, shoulder and chest muscles through creating multiple levels of resistance with a simple turn of your wrist. For increased intensity, pair these dumbbells with the Fitness Gear(R) Water Cuffs or the Water Resistant Belt (sold separately) for top-notch training this swim season! FEATURES: Helps maximize cardiovascular workout while building endurance and flexibility Perfect for toning and strengthening arm, shoulder and chest muscles Provides smoother movement and range of motion in pushing and pulling exercises Offers multiple levels of resistance with a turn of the wrist Anti-slip EVA foam with soft padded grip for comfort Barbells give added balance during abdominal and leg workouts For exercise variety and increased intensity, combine with Fitness Gear(R) Water Cuffs or Water Resistance Belt (sold separately)