Be prepared for unexpected weather with this easily packable Pearl Izumi Women’s Whisper Vest. Lightweight, comfortable, windproof and water resistant vest. 100% polyester Zephrr-Barrier fabric with soft micromesh on inside collar and direct-Vent back panel for ventilation in warmer conditions. Full length zipper for easy on-off, with internal wind placket. Central back pocket with Velcro closure and reflective piping and details.