Thank you for viewing. I purchased this new, but I am selling it because the size was incorrect. I purchased it for 4500 yen (tax included). It was unopened, but I opened it for the purpose of listing it. There is a dent in the box. ■ Brand: ZAMST ■ Purpose: Knee support, for both left and right knees ■ Type: Running ■ Quantity: 1 piece ■ Support Strength: Medium ■ Color: Black ■ Material: Polyurethane, nylon, polyester ■ Size: S: Thigh circumference (5cm below the center of the kneecap) / 28-31cm Please consider purchasing this item with the above in mind. Thank you.