Crofta 2 Pieces Finger Gripper Strengthener Hand Grip Exerciser Ring blue

Description:

Great for daily exercise, improves strength, prevents stiffness and relieves joint pain. Also for stress release, Fit for men and women.
Suitable for the office staffs, athletes, children and women etc. Particularly applicable to the crowd, hand muscle weakness patients.
Travel size for using anywhere.
Helpful for increasing fingers and hands strength for musicians like guitar, violin, rock climbing, tennis, bodybuilding, golf etc.

Specification:

Material：Silicone
Color: Black red blue bright green yellow
Diameter: Approx.8.3cm/3.3 inch
Height: Approx.2cm/0.8 inch
Inner Diameter:Approx.3.8cm/1.5 inch

Package Includes:

2 Pieces Grip Ring

Note:

Size for manual measurement, there may be a 0 to 1 cm error, belongs to the normal phenomenon.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!