About the product: This is an abdominal roller made by NAKO. The wide wheel provides stability, making it easy for beginners to use without wobbling, allowing for effective training. The grip is ergonomically designed to reduce strain on the wrists. Condition: Operation: Operation confirmed. The rotation is smooth, and there are no functional problems. Appearance: There is some minor soiling from use, but overall, there are no noticeable scratches or damage, and it is in quite good condition for a used item (please check the photos for details). It has been cleaned with disinfectant wipes, so you can use it immediately upon arrival.