12lb Slam Medicine Ball Weighted Fitness Workout Ball with Rubber Shell Textured Grip for Core Strength, Exercise, Cardio, Balance and Flexibility Improves

Durable Solid Rubber Shell: Made of a durable rubber casing that can withstand the pressure of constant slamming or bouncing on the floor or wall
Easy-grip Resistance: The weighted exercise ball features textured surface, increasing the friction of grasping and providing an easy solid grip during your workout. So you can safely hold the weighted ball during slamming, bouncing or tossing
No Slipping: Stable construction with textured surface ensures that there is no slipping during workouts. Work best for triceps, abdomen, shoulders, calves, back, quads, etc