Patagonia Men's R1 Air Jacket The R1® Air Jacket is a lightweight, highly breathable and quick-drying technical fleece for cool conditions. The full-zip silhouette offers easy on-off and venting, and is built with 100% recycled polyester fabric for comfort on the move. Made in a Fair Trade Certified™ factory. Slim Fit Style No. 40275 - 100% recycled polyester jacquard fleece with hollow-core yarns wicks moisture, dries fast and is highly breathable for cool-weather activities - Zigzag-knit pattern increases airflow and minimizes bulk for breathable, compressible performance - Full-zip jacket with a slim fit is designed for easy on-off and versatility in the mountains - Off-shoulder seams sit comfortably under pack straps - One zippered left-chest pocket for stashing small items; two front pockets with minimal zippers for reduced bulk - Quick-drying woven binding at the back hem and cuffs for improved fit and durability - Made in a Fair Trade Certified™ factory, which means the people who made this product earned a premium for their labor Weight 340.19 g (12.0 oz) Fabric 5.7-oz 100% recycled polyester jacquard fleece with hollow-core yarns. Fabric is certified as bluesign® approved. Made in a Fair Trade Certified™ factory