Introducing our adjustable fitness ball or medicine ball cover with straps! Made of durable vinyl, this cover fits most fitness and sports balls up to 17.5 inches in diameter and can hold up to 40 pounds. It's the perfect addition to any workout routine, allowing users to attach the ball to their legs or arms for core workouts and weight loss. The cover is versatile and can be used for any fitness level and sports such as boxing, soccer, football, basketball, and more. Transform any ball into a core fitness weight with our ball cover!