Men's OOriginal Sandal Size:9 a cushioned footbed for shock

a cushioned footbed for shock absorption and energy return

self-cleaning lugs for superior traction on snow

Shaped to fit the El Capitan 4+ tent

FlashDry-Pro™ materials actively pull moisture away from the body to help keep you feeling dry and comfortable during activity

Men's OOriginal Sandal Size:9 a cushioned footbed for shockThe OOFOS story begins with the OOriginal Sandal. This combination of sleek design and revolutionary OOfoam recovery technology lays the groundwork for all future styles and models. _________________ Revolutionary OOfoam technology absorbs 37% more impact than traditional footwear foam materials to reduce the stress on your feet and joints. Patented footbed design reduces stress on knees, ankles and other joints. Closed cell foam is machine washable