Hand supporter that firmly supports the thumb with a Y-shaped taping structure. - Product Name: Vantelin Kowa Supporter - Size: S-M (Hand size 17-19cm) - Color: Black - Features: Y-shaped taping structure - Application: For thumb only - Country of Manufacture: Japan Thank you for viewing. I purchased this new and am selling it because it was too small for me when I tried it on, so I bought a different one. I have tried it on once, but it is almost new. I will fold the box and send it with the product. Thank you for your understanding.