From Ryka, the Women's Streamline Mesh Walking Sneakers feature: Breathable mesh upper with leather and synthetic overlays Padded collar and heel Lace up closure Fabric lining Anatomical insole for arch and heel support and partially recycled EVA Lightweight ACTIVfoam™ EVA midsole for soft cushioning External support shank for midfoot stability Molded rubber outsole Weight: 206g/7.2oz per shoe Heel-to-toe-drop: 12.5mm Imported.