A versatile clog that brings unmatched comfort into your everyday work or leisure routine. Limited Edition: Sold in limited quantities, these exclusive graphic treatments are a great colorful addition to any wardrobe. 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. Feel the OO Promise. OOfoam Technology Revolutionary OOfoam technology absorbs 37% more impact than traditional footwear foam materials to reduce the stress on your feet and joints.