No english product description available. Finnish description: 
 

Our training aids are designed to help you get the most from your swim workout. Each training aid will work a particular part of your body, so you can focus on increasing strength, stamina or tone where it suits you.

Features & Benefits

• Aqua Dumbbell, designed for aquatic resistance training
• Designed to increase upper body strength and Endurance®
• Soft padded grips for comfort
• Classic blue and white stripe design Ideal for shaping up in the water
• EVA plastic tubing