Light and packable, the hybridized R1 Jacket is a versatile midlayer for cool days in the mountains and everything in between. Polartec Power Grid fabrics offer outstanding stretch and durability, making this breathable fleece a technical all-arounder. Made in a Fair Trade Certified factory. Features: Light and Packable - Durable, stretchy and breathable Polartec Power Grid fabric is hybridized with our Capilene Thermal Weight baselayer fabric to reduce bulk and make this lightweight layer even lighter; with HeiQ Pure odor control to keep things fresh. Warmth Where You Need It - Hybrid design boosts warmth around your core while improving underarm breathability and venting extra heat. Complete Range of Motion - Hybridized fabrics provide outstanding stretch and increased mobility, especially when reaching overhead. Pack and Layering Compatibility - Offset shoulder seams offer comfort under a pack and easy layering. Pocket Details - Zippered chest pocket and two zippered handwarmer pockets lie flat under a harness or pack waistbelt and have air-permeable mesh pocket bags to maintain breathability. Low-Bulk Design - Slim-fit jacket with a center-front zipper and a low-profile zipper garage at the chin for next-to-skin comfort, with low-profile cuffs and hem. Supporting the People Who Made This Product - Made in a Fair Trade Certified factory, which means the people who made this product earned a premium for their labor. Body: 6.9-oz Polartec Power Grid 93% recycled polyester/7% spandex grid fleece. Inner-arm and side panels, and lower sleeves: 3.8-oz Polartec Power Grid 92% recycled polyester/8% spandex jersey. Both fabrics have HeiQ Pure odor control and an anti-pilling finish.