Rockport Women's Rocsports Lite Lace Up, 100% Full Grain Leather Imported Rubber sole Stitch-to-sole construction provides a cushioned and flexible sole Lightweight ethylene vinyl acetate outsole for shock absorption to help reduce foot and leg fatigue adidas adiPRENE sport technology cushioning in the heel to protect the heel at impact adidas adiPRENE+ sport technology cushioning in the forefoot provides a flexible and resilient push off with every stride truWALK architecture designed to aid and enhance the natural walking motion from a smooth heel to toe roll, to an easy forefoot flex