Used by world class athletes, professional trainers and top coaches worldwide.
Gain speed, strength, height and endurance immediately. Eliminate shin splints.
Springsoles improve athletic performance and add greatly to the shock-absorption of ordinary insoles
If you are not 100% satisfied for any reason we will refund your money...no questions asked.
first footwear material to be issued U.S. patents for ''Performance Enhancing Shoe Components''.
SPRINGBAK Springsoles are made from a highly resilient ''superball''-like material
An outstanding 80% energy-return is created
SPRINGSOLES can last through several pairs of shoes.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.3 inch
Height : 0.5 inch
Length : 8.5 inch

Item Weight: 12.8 ounce (View shipping rates and policies)
Shipping Weight: 3.2 ounce (View shipping rates and policies)

ASIN : B00078VZQS