Reliable, instant warmth that works hard to regulate your temperature and make your change of pace more comfortable, the Xenair Alpine Insulated Jacket is an adaptable synthetic insulated hoody, that works perfectly in alpine conditions whether its on skis or foot.Construction with a lightweight Pertex® Quantum Air outer, the Xenair Alpine Insulated Jacket is highly breathable and weather resistant, it's insulated with two densities of recycled PrimaLoft® Gold Active+ insulation, that has been styrategeically body mapped to provide warmth where you need it and breathability in high heat areas. This helps to regulate your temperature when the terrain worsens, helps to maintain warmth during breaks and increases airflow when breathability is a must.The Xenair Alpine Insulated Jacket's packability and warmth assure its competence in the alpine environment. Alongside this, an insulated, helmet-compatible hood with a semi-elasticated face opening and rear adjustment, sleeves that are articulated for mobility with elasticated gussets at the cuff for a seamless fit with gloves and two-way YKK® VISLON® front zip which allows for easy belaying, with an insulated zip baffle and a comfortable chin guard all keep you protected and comfortable.Removing the need to change layers and providing warmth when you need it most, the Xenair Alpine is an intelligent, hardworking layer ideal for fast and light alpinism, mountaineering and climbing in winter conditions.Pertex® Quantum Air Fabric Pertex® Quantum Air is engineered with increased air permeability to provide a balance between wind resistance and breathability. The more openly woven structure of Quantum Air fabrics allows airflow through the fabric, which helps to regulate your body heat and keep you comfortable for longer. This balance of air permeability and wind resistance means Pertex® Quantum Air fabrics are perfectly suited to intense mountain pursuits Rab Men's Xenair Alpine Insulated Jacket