From pre-dawn alpine starts to crisp fall hikes, the Cirrus Flex 2. 0 Jacket is built for movement and warmth. Designed with lightweight, packable PrimaLoft® Silver RISE insulation, it retains heat while staying breathable, making it the perfect companion for layering or standalone wear. Stretch fleece side panels ensure unrestricted mobility and enhance breathability when pushing uphill, while a durable Pertex® Quantum shell sheds light moisture and wind. Whether scrambling over boulders or setting up camp, this jacket moves with you, offering warmth without the bulk. Stash it in your pack or clip it to your harnessthis versatile layer is ready for any adventure. Responsible Collection: Recycled/Repurposed Material: [face fabric] Pertex Quantum (20D recycled polyester, PFC-free DWR finish), [side panels, underarm] Thermic stretch fleece, [lining] Pertex Quantum (20D recycled polyester, PFC-free DWR finish) Insulation: PrimaLoft Silver RISE (100% recycled synthetic) Fit: slim Length: hip