Stitch-free welded construction AmFib®-Ultra Light jersey and laminate fabric combination for lightweight protection Windproof and Water resistant Hidden zippered mesh vents for maximum ventilation MicroSensor®-Nano panels allow for maximum ease of movement and moisture transfer ½ length zipper Content: Body: 82% Polyester/ 18% Polyurethane Splice: 60% Polyester, 40% Polypropylene