*WORN ONCE* SIZE: Women’s 9 / Men’s 7 OOFOS OOcloog - Men’s and Women’s Lightweight Recovery Footwear - Reduces Pressure on Feet, Joints & Back - Machine Washable Black and Grey Camo A versatile clog that brings unmatched comfort into your everyday work or leisure routine. Read More Superior Quality OOfoam technology absorbs 37% more impact than traditional footwear. Patented footbed design reduces stress on knees, ankles and other joints. Closed-cell foam is machine washable and designed to minimize odor. OOfoam Technology Revolutionary OOfoam technology absorbs 37% more impact than traditional footwear foam materials to reduce the stress on your feet and joints.