evo.com | Patagonia Long Underwear Tops > The Patagonia R1 Air Crew is one of the best layering pieces we've found in a while. The zigzag textured construction is brilliant in the way that it mechanically aids breathability and moisture wicking while also providing a unique look that's somewhere in between retro wool sweater and future interplanetary mountain climber. It's designed as a base or midlayer for any cold weather activity, but with such a clean aesthetic, you might find yourself just wearing it around town, too. Off-Shoulder Seams bluesign(R) Approved Fabric This fabric offers the highest level of consumer safety by employing methods and materials in their manufacture that conserve resources and minimize impacts on people and the environment. 5.7 Ounce 100% Recycled Polyester Jacquard fleece with Hollow-Core Yarns and HeiQ(R) Fresh Odor Control Soft Cuffs and Hem Quick-drying woven binding at the back hem and cuffs for added stretch and improved fit Stealthy Hem Pocket Back-right hem pocket for easy stashing of small items; minimal bulk makes for a great layering piece. | Women's Patagonia R1 Air Crew 2023 - X-Small Blue | Wool/Polyester