Gravity Defyer Men's GDEFY Ion Athletic Shoes Size 13

Gravity Defyer Men's GDEFY Ion Athletic Shoes Size 13 Details Re-energize your life with the Ion. When it hurts to move—when your joints seem worn by years of use—when managing discomfort you need maximum protec... Details Re-energize your life with the Ion. When it hurts to move—when your joints seem worn by years of use—when managing discomfort you need maximum protection—maximum comfort only the Ion can deliver. With the VersoShock® sole**, the Ion wraps your foot in protection. Every pair of Ions include our exclusive Corrective Fit orthotic as a free bonus. Minimize discomfort and maximize your performance with the Ion. FEATURES VersoShock® patented technology is clinically shown to relieve pain in knees by up to 85%**. Front Rolling Design designed to reduce foot stress by isolating 28 bones, 30 joints, and over 100 muscles from harm. Roomy Toe Box intended to improve circulation by relieving stress on your toes and arches. Removable Insoles to accommodate custom orthotic support Free Corrective Fit Orthotics included– $50 Value. *Orthotics provide full-body alignment and perfect biomechanics. **In a 2017 double-blind study by Olive View UCLA Medical Center. In very good pre-owned condition. Little to no signs of wear.