This Men's Helly Hansen Lifa Loft Hybrid Insulator Jacket is a smart hybrid jacket that provides you with lightweight, breathable warmth. Designed with an effective LifaLoft™ insulation and stretch, slick-face fleece panels so you have the best freedom of movement. The exterior has PFC-free water repellency. The jacket packs down small so you can bring it along anywhere. It's a must-have for any mountain activity.