Rab Men's Neutrino Vest - XL - Black - Rab Men's Neutrino Vest. The Rab Men's Neutrino is a lightweight vest with stitch-through baffle construction for core warmth. It will keep you feeling warm, dry, and comfortable in even the coldest climates. Pertex Quantum inner and outer construction provides significant weight reduction without sacrificing strength and abrasion resistance. This vest is great for surviving the harshest conditions of nature. Wear it on your next alpine adventure or trip to the Netherlands. Features of the Rab Men's Neutrino Vest The Rab Men's Neutrino Vest Features a full YKK front zip and an internal insulated zip baffle to keep you zipped up safe and sound all day. Elastizied arm holes and hem draw-cord ensure you'll find the most comfortable and personalized Fit. This vest comes provided with stuff sack for convenient travel purposes. 120 grams of superior quality European Goose Down will keep you warm in even the coldest of climates and harshest conditions of nature. The Neutrino Vest Features two external pockets and one internal security pocket to Fit all your loose Items.