The Montane Men's Sirocco Lite Insulated Jacket delivers a high-performance combination of breathable wind resistance and warmth for adventures at altitude. First, your core is warmed by 100% recycled, highly breathable Dynamic Insulation with 4-way stretch. It retains heat even when wet, without overheating, and is protected by highly wind-resistant FEATHERLITE AIR 100% recycled nylon with its PFC-Free DWR coating and in-built stretch. Then, 4-way stretch fleece on the arms delivers a smooth-faced, brushed back design that's ideal for use in a layering system, which can adapt to unpredictable weather and inspire confidence in the outdoors.Features:- Low Profile Seams: Increased durability and comfort from low-profile seams.- Comfort Cuff & Hem: Low profile stretch cuffs and hem avoids chaffing.- Performance Mapping: Materials are positioned to maximise performance where it´s needed.- Double-sided Collar: For extra protection and warmth.- Full-Length Zip: Lightweight No.3 YKK front zip reduces weight and improves layering ability.Specifications:- Materials: Outer 100% Nylon (recycled), Insulation 100% Polyester (recycled), Fleece 50% Polyester (recycled) 42% Nylon 66, 8% elastane.- Weight: 270 g- Suitable for: Hiking, Walking, Trekking, Trail Running, Fastpacking, Ski Touring- Fit: Trim - Close-fitting for fast-moving, active users with added articulationTechnology:Featherlite Air 20d. 100% Recycled Ripstop.:- This durable outer fabric has ripstop for protection in abrasive environments as well as mechanical stretch so that it can move dynamically with the body. Twinned with a PFC-Free DWR coating, it provides high wind resistance and exceptional breathability.Thermo Stretch Lite. 4-way Stretch.:- Despite offering hyper-mobile, four-way stretch this smooth-faced brushed back fleece is extremely durable, offering high performance and excellent moisture management. This will allow you to work hard in the mountains without overheating.