This Integrity Walker offers responsive cushioning for all-day comfort Responsive PWRRUN midsole Full-grain leather upper Durable Walk-Trac slip-resistant outsole APMA Certified - The American Podiatric Medical Association, APMA Seal of Approval/Acceptance Program recognizes products that have been found beneficial to foot health and of significant value when used in a consistently applied program of daily foot care and regular professional treatment. Saucony Men's Integrity Walker 3