Product Description The Origin Slam Balls are the perfect training tool for explosive slamming movements. Available in sizes 3-9kg (increasing in increments of 2kg), 12kg and 15kg. These multi-use, dead-bounce balls are textured for extra grip to allow a full explosive movement and Slam! Designed to absorb impact the Origin Slam Balls are the perfect solution for an explosive workout - these workouts are a great for the entire body - mainly focusing on core and upper body with an addition of improving Strength, Joint Integrity, Co-ordination, Range of Motion and Flexibility. The Origin Slam Balls are also the perfect product for circuits and interval training with a bonus of being usable in the outdoors - as well as indoors. Great for these exercises: Overhead Slams Medicine Ball Press-Ups Weighted Lunges Weighted Sit Ups Lateral Slams Wall Throws Additional Information SKU OF-SLMB-GRPD MPN SLMB-GRPD Manufacturer Origin Fitness Condition New Dimensions Increases respectively with weigh