The Montane Sirocco hoodie is the ultimate lightweight thermal regulator developed for high wind resistance and exceptional breathability. Primaloft Gold Active Vent insulation works alongside our Feather lite Air fabric to trap warmth and resist wind whilst allowing moisture to flow freely away from the body while you´re on the move.The Thermo Grid fleece side panels work alongside an articulated fit to ensure freedom of movement. The Sirocco hoodie is an adaptable active insulation jacket that can be worn as both a mid-layer or standalone jacket.Features:- Insulation: PrimaLoft® Gold Insulation Active Vent Lightweight warmth and thermal efficiency- Lining: Thermo Grid Recycled lightweight, packable 4-way stretch smooth face fleece- Zoned Insulation: Fleece side and under arm panels for comfort, excellent moisture management and freedom of movement- Lightweight Zip: Lightweight no.3 YKK VISLON® Natulon recycled front zipSpecifications:- Weight: 320 g- Main: 100% Nylon (recycled)- Lining: 100% Polyester (80% recycled)- Side panels: 93% Polyester (recycled), 7% ElastaneTechnology:Primaloft® Gold Active Vent. Lightweight warmth and thermal efficiency:- PrimaLoft® Gold Active Vent insulation strategically uses microfibers for industry leading performance. Enabling air flow and actively managing moisture by allowing water vapour to escape, to regulate body temperature for all day comfort. It´s warm, durable, and soft, featuring 4-way stretch to allow a wider range of motion so you can move freely during any activity.Featherlite Air:- Featherlite Air Developed for high wind-resistance FEATHERLITE Air is built from 20 denier recycled nylon yarn, a mechanical stretch ripstop woven textile that offers exceptional breathability. Not only is it comfortable to wear on long days on windy escarpments and trails, it´s also coated in a fluorocarbon-free DWR for uncompromised performance in blustery winds.Thermo Grid Fleece. Lightweight Warmth:- When you want warmth that doesn't weigh you down, the key is intelligent design. The Thermo Grid Fleece has a brushed back and gridded format, which both trap more warm air close to the body without having to increase the depth of the fabric. The fleece also works to draw moisture and excess heat away from the body and out into the air, for advanced breathability.