RAB says about the Cinder Borealis Jacket Women's

Lightweight windproof biking jacket made with breathable Matrix™ softshell. Extremely durable and weather resistant, offering great stretch and comfort. A tailored on-bike fit, with an easy reach back pocket that doubles as a stuff sack.Tailored bike fit with articulation for optimal performance and comfortDouble layer soft stand up collar for wind protection1 YKK® zipped side lumbar pocket for storage, also doubles as pack away pocketYKK® VISLON® centre front zipExtended cuffs with stretch insert to optimise hand warmth during exposed ridesDropped rear hem with branded silicone grip helps keep jacket in place while ridingLightweight single sided rear hem adjustment with anti snag tether