Wrist Guard Supporter [Jointly Developed with Professor Sato, Emeritus Professor of Saga University] Made in Japan, for Tenosynovitis, Postpartum Care, Childcare, Wrist Support, Thin, for Women and Men, Golf, Tennis, Universal for Left and Right Hands, Thumb Base Supporter, Pink Size (Circumference of the widest part of the palm) M size: 16-22cm I purchased this after giving birth, but I didn't use it. The box has some dents, but it is a new, unopened item. The last page has the unopened tape attached. Please purchase if you understand that this item has been stored at home.