Pro-Tec Knee Strap Size:L This women's running shoe features

This women's running shoe features high-rebound FuelCell foam to propel you forward

a gender-specific TRUSSTIC™ device provides an articulated amount of support in the right direction for men and women to help generate a smooth transition

all while feeling fresh on your feet

Vibram Megagrip outsole provides superior grip

Pro-Tec Knee Strap Size:L This women's running shoe featuresAlleviates patellar pain, including conditions of Tendonitis (jumpers knee), Chondromalacia (runners knee) and Osgood Schlatters. Combines the benefits of a Pro Tec patellar tendon strap with the warmth and compression of a comfortable knee sleeve. Infrapatellar elastic straps allow the user to control the amount of compression on patellar tendon. Size Chart Circumference measured just above knee cap. Size Circumference Small 13 14. 5 Medium 14. 5 16