OOFOS OOahh Unisex Recovery Slide Sandals Nomad SyntheticThe OOFOS OOahh is a casual women's slide sandal that is made from OOfoam technology that absorbs impact and is machine washable. These OOFOS OOahh Nomad Synthetic Women's Sandals have the following features: OOfoam technology absorbs 37% more impact than traditional footwear Proprietary footbed design reduces stress on knees, ankles and other joints Closed cell foam is machine washable and designed to minimize odor 1100