Unbeatable, lightweight insulation without the bulk; Montane's FeatherLite Down Jacket is ideal for fast-paced alpine and mountain walking where impressive warmth and low weight are crucial. Crafted from 90/10 down at 750+ fill, this highly versatile jacket can be worn as a mid-layer in really bitter conditions or as an outer layer in cooler climates. This efficient layer of insulation is wrapped in a durable Pertex Quantum Ripstop outer fabric which allows the down to loft to its capacity on demand. The low weight and innovative construction of this jacket mean it is extremely packable, making it the perfect companion for mountainside trails.