Made with Thick Synthetic Leather for Durability- Aurion Medicine Ball is expertly manufactured with thick Synthetic leather material for resiliency. The solid material offer better for split tear and cracks. Medicine ball is a great way to improve overall strength, explosive power and speed. The durable construction material of this med ball perfectly assists you during cleans, crunches and throws. Hand-stitched 12 Panel Design- The Hand stitching expertise make this an extremely durable leather ball. The close knitted needlework ensure that the ball will not lose its shape even after rigors of use. 12 panel design makes it easy to grip the ball in general, and makes the ball perfect for rotational ab exercises. Sure Grip for Safety and Stability-The Aurion Medicine Ball provides you with a very secure grasp to work on your entire body. Light smooth exterior allows you to have a firm hold on the ball when throwing, catching or holding. It has a gluey feel that enhances the ability to hold on. This ball also has a good level of bounce to go along with. Different Weights and Versatile Colors- Our Medicine ball comes in different weight segments (1kg) (2kg) (3kg) (4kg) (5kg), (6kg), (7kg) (8kg), (9kg), (10kg) and (12kg). So you can incrementally opt for the weight of your choice. The variable weighting options makes it ideal for balance type training. It features versatile range of colors which enhances the outlook. Satisfaction Guaranteed! Filled with Natural and Synthetic fibers- The interior filling is solid with natural and synthetic fibers. This makes our gym ball a very efficient tool for performing rotational and swinging type movements that focus on working the core area during training sessions. There is some filling of sand inside the ball, which makes it evenly weighted. Go for jackknife, squat and reach, med ball push ups, between knees crunch, sit-ups, and one arm push ups knowing you have a comfortable hold.