This is a breathable sunburn-preventing face mask, the Yake-nu. My daughter used it 2-3 times during club matches. It has been used more than once. There are no noticeable scratches or stains, but there are some minor imperfections like scratches or loose threads in places. ■ YAKeNU's free-size UV cut mask boasts a high UV cut rate of 99% with UPF 50+, making it lightweight and ideal for sports. - Brand: YAKeNU - Product Name: UV Cut Mask - UPF: UPF 50+ - UV Cut Rate: 99% - Size: Free Size - Material: 100% Polyester - Color: Navy - Retail Price: 2145 yen