Inspired by our Skechers GOwalk 3 platform, the Skechers GO STEP - Challenge combines innovation and style in a modern athletic look. Features Goga Mat Technology and GO Pillars in outsole. Mary Jane design. Features high-rebound cushioning with responsive feedback. Combines a proprietary 'SQUISH' component with our exclusive Resalyte® material. Goga Mat® technology. GO Pillars technology on midsole and outsole provides anatomically correct arch support and shock absorption. Tricot mesh fabric and synthetic upper for cooling comfort. Memory Form Fit design with memory foam padding around heel for a custom-feel fit. GO sockless - Integrated Ortholite® anti-microbial sockliner helps inhibit odor and prevent slippage. Resalyte® Midsole - proprietary lightweight injection-molded compound with memory retention helps absorb impact. Independent GOimpulse and integrated GO Pillar sensors offer flexibility and feedback for a more responsive walking experience than ever before. Multi directional traction sole.