Fit & Design: Regular fit Harness-compatible length and fit Elasticized, helmet-compatible hood keeps you covered in inclement weather ¼ zip opening lets you regulate airflow when needed Long sleeves feature thumb loops to hold sleeves in place and add coverage Concealed-zip chest pocket lets you stash valuables safely Technology: UPF 50+ shields your skin from the sun’s harmful rays GTT EMpel™ PFC-free durable water-repellent finish sheds moisture HeiQ Pure underarm mesh panels add breathability and inhibit the growth of odor-causing microbes