Slip resistant rubber outsole; EVA midsole molded with nylon shank for superior support; Quick drying polyester mesh and microfiber PU upper; No stitch construction in forefoot area to create light weight and flexibility; Airport friendly construction; UFit rapid-lacing system for a faster, more snug fit; Lightweight molded dual density EVA midsole with shock absorption zone for fatigue control; Gusseted tongue to keep dirt and debris out; Custom-molded thermoplastic heel counter and toe box for instant comfort and protection; Weight: 16.96 Oz. (480.8g)