Features:
High quality material, very durable.
Compact and lightweight, very easy to carry.
This golf putting balance ball helps anyone at any level become a better putter of the ball.
Only hit it right at the center part, can it roll as smooth as a regular ball.
It is a great gift for golf lovers.

Specifications:
Material: Polypropylene & Rubber
Size: 11.2 * 4 * 4cm / 4.41 * 1.57 * 1.57in
Weight: 91g / 3.21oz
Package Size: 15 * 10 * 4cm / 5.91 * 3.94 * 1.57in
Package Weight: 92g / 3.25oz

Package List:
1 * Golf Putter Wheel

Note:
Please allow 1 - 2cm (0.4 - 0.8") differences due to manual measurement, thanks.