Increase swing speed
Warm up before playing
Practice anywhere
Build muscle memory
Does not damage racquet or strings
Yellow weight is lighter edition (6 oz), Black is heavier edition (8 oz).

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 7.4 inch
Height : 1.7 inch
Length : 7.7 inch

Item Weight: 0.8 ounce (View shipping rates and policies)
Shipping Weight: 1.2 pounds (View shipping rates and policies)

ASIN : B00J4VUSBM