Description:

High-elastic silicone finger ring, which are flexible and not easy to break.
Adjustable nylon magic sticker strap for tight closure, which is not easy to fall off.
The high-strength alloy fixing frame does not deform under violent stretching.
You can train fingers individually or together with different tension force applied, improve hand flexibility and strengthen joint range of motion.
Perfect for athletes (rock climbing, basketball player) musicians (Guitar/ Bass Players, pianists or violinists) and more!

Specification:

Material: Silicone, Alloy, Fabric
Size(LxW): 18x5cm/7.1x2inch
Specifications: 20 pounds, 40 pounds, 60 pounds

Package Includes:

1 Piece Finger Trainer