The is effectively to straighten and immobilize the full while protecting the and hand. for joint stretch problem caused by injury and long-term , and rehabilitation. Feature - -blue - Material: Stainless Steel, EVA. - Size S: 6.6cm(Length); 3cm(Width); 2.7cm(Height); 0.4cm(Thickness);1.7cm(Bending Length); 0.3cm(Bending Thickness), Suitable for Finger Above 7cm. - Size : 6.8cm(Length); 3cm(Width); 3cm(Height); 0.4cm(Thickness);2.2cm(Bending Length); 0.3cm(Bending Thickness), Suitable for Finger About 5.5-7cm. - Size L: 7.5cm(Length); 3cm(Width); 3cm(Height); 0.4cm(Thickness);2.2cm(Bending Length); 0.3cm(Bending Thickness), Suitable for Finger Below 5.5cm. - EVA gasket,exercise does not hurt fingers. - Stainless steel material, which has high mechanical strength and corrosion resistance, and strong luster. - use for joint stretch problem caused by injury and long-term . - Coil spring design, this brace can not only fix the , but also help to restore the movement of the joint. - Provide strong support for your and maximum comfort. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x