Light and packable, the Cirrus Flex is the ultimate year-round synthetic insulation. Its versatile enough to accompany you on any mountain adventure, either as an outer in the warmer months or as an insulating layer when the temperatures drop. With its hallmark fleece side panels that breathe on the climb and reduce bulk, its easy to layer and offers superb freedom of movement. Re-engineered with high-lofting PrimaLoft Silver RISE insulation, it features larger baffles that allow the insulation to loft more and retain more heat. Delivering exceptional warmth for weight, the insulation recovers quickly when wet, making it the ideal choice for your hikes, climbs, and scrambles in damp weather. Mobile Puffy | Synthetic insulator featuring enhanced mobility for climbing, trekking, or general use all year long. Down-Like Synthetic Insulation | While looking and feeling like down, PrimaLoft Silver Rise insulation is actually synthetic for greater resilience in damper environments. Fleece-Paneled Windproof & Water-Resistant Outer | Pertex Quantum shell fabric offers sufficient weather protection, and stretchy fleece side panels improve mobility. Mountain-Ready Features | Slim fit sits close to your body for better packability while articulated sleeves enhance movement. Under-helmet hood has a hybrid construction including fleece. Specs | [Activities] Climbing, General Use, Trekking, Mountaineering; [Fit] Slim; [Centre Back Length] (Medium) 71.5cm; [Weight] 446g; [Material] (Main) 100% Recycled Polyamide, Fluorocarbon Free DWR; (Sides) 94% Polyester, 6% Spandex