Unisex Bio-Thong - Electric Blue SIZE:US M4 / W6 A rocking sole to strengthen

A rocking sole to strengthen the arch and ankle

skin-soft material creates an almost barefoot feeling

the anatomically designed footbed offers advanced arch support and cushioning

lightweight and providing a nearly barefoot feel

BiPod Dual Support System

Unisex Bio-Thong - Electric Blue SIZE:US M4 / W6 A rocking sole to strengthenThe BIO Thong is the latest evolution of our hit original recovery thong. Designed with a softer, wider profile, our newest model provides the ultimate stretch and relaxation for all walks of life. Featuring an anatomically designed footbed that works in tandem with the four way channel outsole, the Bio Thong evenly distributes your weight giving your feet the ultimate recovery experience. Disclaimer: To maintain the shape and fit of your Freeworld