which means these arm sleeves are better in both cooler and warmer conditions

inner pocket with zip

23% Polyamid

If you like it sporty

patagonia r1 air zip neck men Color:salt grey which means these arm sleevesR1 Air Zip Neck is a lightweight, breathable and quick drying technical fleece for high exertion activities in cold conditions. Fabric is made with 100% recycled polyester and is structured for comfort during movement. Fair Trade Certified sewn. FEATURES Lightweight, Breathable, Technical Fleece Fabric 100% recycled polyester jacquard fleece with hollow core yarns features a unique zigzag texture that wicks moisture, dries fast and is highly