Narrow Width: Fit Women's A to AAA and Men's B to C

The 4 Step System comes with 4 interchangeable inserts that allow you to customize how Barefoot Science® works best for you – for reduced muscle fatigue

Biopods® Bamboo Ankles Socks: made from natural echo-friendly bamboo fibers

Comfortable

Interchangeable inserts allow the user to personalize the arch stimulus strength and choose the sensory experience that feels best

Next Generation Stimsoles® Insoles Standard Narrow Width: Fit Women's ATransforms your shoes into a therapeutic exercise program for your feet. For all activities: walking, running, and standing. Comfortable, safe, and easy to use. Improves foot, leg, hip, and back problems. Clinically tested and doctor recommended. Unconditionally guaranteed.