The Sonja PU clog is crafted for comfort and support with a polyurethane-coated (PU) leather upper, padded instep, and anatomically correct footbed that cushions every step. Its rocker-bottom polyurethane sole enhances natural motion and offers slip-resistant traction—perfect for long hours on your feet. APMA-approved and part of Sanita’s Professional Collection, this open-back clog is a go-to for healthcare, hospitality, and everyday wear.