If looking to add a unique and intense training element to your program, try Ultra-Grip Wall Ball! The COREFX Ultra-grip Wall Balls are a form of medicine ball that will help you burn calories, and develop muscular endurance! The Wall Balls are ideal for everything from wall ball throws to traditional trunk twists, squats, sit-ups and presses to help improve endurance, explosiveness and core strength. The Ultra-Grip Wall Ball is especially helpful when you want to get a good workout at home. The Ultra-Grip Wall Ball is a classic piece of equipment to add to your gym and improve the quality of your workouts. This high-quality medicine ball provides you with comfort while you are doing wall balls, sit-ups, crunches, squats, wall push-ups, or any other exercise. The Wall Balls feature an interior filling that helps the ball keep its shape, and is forgiving enough to safely catch high-speed throws or bounces. With its ultra-grip outer construction, made of extra grippy PU material you can perform your functional exercises to your best ability, no matter how sweaty your workout may get.