Pearl iZUMi Men's Pro Barrier Lite Vest Main Body: 100% Polyester Imported Reflective elements for low-light visibility Panels: 100% polyester Elastic waistband holds the vest in position P.R.O. Barrier Lite fabric provides lightweight wind protection and water resistance Softshell Lite panels for improved fit and stretch with optimal wind and water protection Full-length zipper for venting with zipper garage