100% Recycled Polyester Jacquard Fleece With Hollow-core Yarns Features A Unique Zigzag Texture That Wicks Moisture, Dries Fast And Is Highly Breathable For High-output Activities Off-shoulder Seams Sit Comfortably Under Pack Straps Internal Left-chest Pocket For Easy Stashing Of Small Items; Minimal Bulk Makes For A Great Layering Piece Quick-drying Woven Binding At The Back Hem And Cuffs For Added Stretch And Improved Fit Half-zip For Added Venting Fair Trade Certified™ Sewn, Which Means The People Who Made It Earned A Premium For Their Labor Made In Sri Lanka.