The Rab Cirrus Flex Insulated Jacket is a llightweight, packable jacket that's built for year-round adventures, a go-to layer for mountain enthusiasts. Designed for versatility, it works as a breathable outer in milder weather or an insulating mid-layer when temperatures drop. Fleece side panels provide stretch and airflow, ensuring freedom of movement without added bulk—ideal for active pursuits like hiking, climbing, and scrambling. Upgraded with high-loft PrimaLoft® Silver RISE insulation, this jacket delivers impressive warmth for its weight while maintaining breathability and quick-drying performance in damp conditions. Larger baffles enhance loft, trapping heat more effectively for reliable comfort in changing conditions. Whether gearing up for an alpine start or layering for deep winter excursions, the Cirrus Flex offers the warmth, adaptability, and low-bulk design needed to take on any season.
Suitable For:
Climbing
General use
Hill walking
Mountaineering
Trekking
Features:
YKK® VISLON® centre front zip with insulated zip baffle and fleece lined chin guard
2 YKK® concealed zipped hand pockets
Integrated storage pocket with clip-in loop
Articulated sleeves, with semi-elasticated cuffs
Single side hem adjustment with anti snag tether
Specifications:
Weight: 388g/13.7oz (Size M)
Centre Back Length: (Size M): 71.5cm / 28.1inch
Materials:
Insulation: PrimaLoft® Silver RISE 100% recycled synthetic insulation (137g/4.8oz, Size M)
Main Fabric: 20D Recycled Pertex® Quantum outer (38gsm) with fluorocarbon free DWR
Secondary Fabric: Thermicâ„¢ stretch fleece (215gsm) side panels
Fabric Lining: 20D Recycled Pertex® Quantum lining (38gsm) with fluorocarbon free DWR