OOFOS Women's Oolala Slide Sandals “Frost” Silver color on top blends into light blue Synthetic upper Slide style sandal for an easy on and off Athletic sandals Made with proprietary OOfoam technology, OOFOS absorbs 37% more impact than traditional foam footwear materials for the perfect blend of cushion and stability. The patented footbed cradles and supports arches to reduce energy exertion in the ankles by up to 47%. So walking is easier. Recovery is faster.