I purchased this item but never used it, and have been storing it at home. A set of 3 massage balls of different sizes and firmness. - Product Name: RAD ROUNDS 3-Size Set (with instructions) - Contents: 3 different sizes and firmness massage balls for point smart release - Features: High-quality silicone balls - Price: ¥3,300 Thank you for viewing. Although this item is unused, it is a pre-owned item that has been in someone's possession. Please refrain from purchasing if you are concerned. #corefit #massageball