Skechers SK51188 Synergy Power Switch/Mens Trainers Mixed, , Turn on the juice with the Skechers Synergy Power Switch shoe available in 3 colors. Super lightweight engineered mesh fabric and synthetic upper in a lace up athletic training sneaker with stitching accents. Upper is extremely lightweight and nearly seamless. Engineered open mesh panels at front, sides and heel for breathability. Engineered open mesh panels at front, sides and heel for breathability, with durable stabilizing mesh panels at toe and sides.