Columbia Windproof Boa Fleece Jacket L Archer Ridge Columbia PM3621 Archer Ridge Jacket Color: Natural/Navy Size: L Uses a 3-layer windproof fleece material with a lofty, soft feel and excellent wind resistance. Despite being a bonded material with a film laminated, its softness is exceptional. The underarm area uses lightweight and highly insulating THERMOLITE ACTIVE for the batting, and the surface is made of a different material with consideration for pilling resistance, enhancing durability.