The OOriginal takes on new life in the OOriginal Sport. With bold OO graphics and two-tone upper, the OOriginal Sport is perfect for both men and women. The OOfoam footbed provides impact absorption, superior arch support, and unbelievable comfort. Available in three great colors. OOfoam: Absorbs 37% more shock than other materials Reduces stress on sore feet, knees and lower back Cradles your arches Biomechanically designed footbed allows natural motion Soft, conforming toe post eliminates toe chafing Shower/beach-ready; moisture resistant; doesn’t retain smell Durable OOfoam holds its cushion Machine washable So light they float If you normally wear a whole size: Order the same whole size OOfos. If you normally wear a half size: Women: order a half size UP for best fit. Men: order a half size DOWN for best fit.