Feminine and sculpted outsole design rubber outsole for traction and durability eva midsole creates lightweight and cushioned experience Ortholite sock liner promotes perfect fit and comfort: moisture wicking and odor control (barefoot/sock-free walking) with anti-microbial properties maximum comfort with slow recovery impressions memory foam soft topline for extra comfort slip-on ballet flat styling for easy on/off with optimal fit purefit comfort cushion arch removable footbed cozy yet breathable materials soft, jersey linings