New never worn. American Podiatric Medical Association (APMA) Approved. Awarded the APMA Seal of Acceptance for promoting good foot health and being of exceptional quality. The OOFOS® OOahh Slide Sandal features OOfoam™ technology that absorbs 37% more impact than traditional footwear and a patented footbed design reduces stress on knees, ankles and other joints. Closed-cell foam is machine washable and designed to minimize odor. Slide-on construction. Man-made upper materials. Helps reduce stress on sore foot, knees, and lower back. Moisture and odor resistant materials. OOfoam footbed cushioning technology absorbs impact, cradles the arch, and promotes natural foot movement. Traction pattern at the outsole. Imported. Product measurements were taken using size Men's 6, Women's 8, width Medium. Please note that measurements may vary by size. Measurements: