You'll be feeling the burn when you introduce the complete Cortex 2kg to 10kg Medicine Ball Set into your workout. Adding a medicine ball into your routine is a great way to burn more calories and develop functional strength. A thick rubber casing makes our medicine balls exceptionally durable, allowing them to retain their shape over time. The rubber also creates a strong surface to grip during intense workouts. With 5 medicine balls to select from, ranging from 2-10kg, there's a challenge to suit every workout. Feature Smaller in diameter compared to Wall Balls Come with a rubber shell for exceptional durability Equal distribution of weight across the ball for great consistency Set Includes 1 x 2 KG Blue 1 x 4 KG Red 1 x 6 KG Green 1 x 8 KG Purple 1 x 10 KG Blue Set total Weight: 30kg Warranty: 12 Months Parts replacement warranty