H8878
Features: 
Can add the weight of your golf club (club is not included). 
It is ideal to warm up your muscle. 
After a period of using, it can improve your muscle strength and swing speed, and then increase distance. 
A small training tool with big results, helps you to become a good golf player. 
Specifications: 
Color: Black 
Material: Metal & flexible glue 
Inner diameter: 3.5cm / 1.4" 
Outer diameter: 6cm / 2.4" 
Weight: 154g / 5.4oz 
Package list: 
1 * Golf Weight Ring