Features: Refers to the dynamic straightening machine, aluminum alloy frame, tension spring, sponge cloth pad and breathable arc glue plastic board material production. Wear comfortable, easy to use. Rely on the aluminum alloy support on the tension spring, make the and wrist keep back bent at the same time and activities. Cloth sleeve is removable, convenient for cleaning. It is designed for , wrist and your hand. Widely used in physiotherapy and rehabilitation. New deign, length is adjustable, more convenient to use. Specification: Item Type: Finger Dynamic Orthosis Material: metal colour: As shown Package Contents: 1 x Finger Flexible Exerciser Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.