Flex Advantage 4.0 True Clarity Sport ShoesTake on the day with supportive comfort wearing the Skechers Flex Advantage 4. 0 True Clarity shoe. This athletic lace up sneaker features a waterproof leather and synthetic mesh upper and a cushioned Air Cooled Memory Foam comfort insole. Air Cooled Memory Foam cushioned comfort insole Waterproof leather and synthetic mesh upper Athletic lace up sporty sneaker design Shock absorbing midsole