The Rab Xenair Alpine Flex Insulated Jacket offers body-mapped insulation with uninsulated zones for temperature regulation. It features fleece side panels for breathability and mobility, a lightweight YKK VISLON® center-front zipper with chin guard, precurved sleeves for better fit, and two zippered hand pockets. One pocket doubles as an integrated stuff sack with a harness attachment loop. The jacket includes a lightweight, single-sided back hem adjustment with an antisnag tether.