Barefoot Science® 7 Step System Size:S - US Men's: 6 - 7.5 Interchangeable inserts allow the user

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

The 7 Step System comes with 7 interchangeable inserts allow you to customize how Barefoot Science® works best for you – for reduced muscle fatigue

Biopods Resonance begins with the Catalyst Model's dynamic

Wide Width: Fit Women's D to E and Men's EE to 4E

Unconditionally guaranteed

Barefoot Science® 7 Step System Size:S - US Men's: 6 - 7.5 Interchangeable inserts allow the userFor reduced muscle fatigue, improved static and dynamic balance, and relief from sore feet. The 7 Step System comes with 7 interchangeable inserts allow you to customize how Barefoot Science works best for you for reduced muscle fatigue, improved static and dynamic balance, and relief from sore feet. For all activities: walking, running, and standing. Comfortable, safe, and easy to use. Helps alleviate foot, leg, hip, and back problems. Available