What Our Gearhead(R) Experts Are Saying:"This jacket is the best of both worlds-lightweight and protective like a shell, but stretchy and comfortable like a softshell. It keeps me dry in unexpected rain, and I love the articulated sleeves for extra mobility on hikes. The adjustable hood and hem help lock in warmth when the wind picks up."For days spent exploring the trail or navigating changing mountain conditions, the Momentum 3L Stretch Jacket provides the perfect balance of protection and comfort. Designed with HELLY TECH(R) Performance fabric, this 3-layer shell keeps rain and wind at bay while maintaining breathability for active pursuits. The fully seam-sealed construction and durable water-repellent (DWR) treatment ensure moisture stays out, so you stay dry through shifting weather. Unlike traditional shell jackets, the Momentum 3L offers enhanced stretch and flexibility, making it feel as comfortable as your favorite softshell. Articulated sleeves allow for unrestricted movement on the trail, while the adjustable hood and hem help you dial in the perfect fit. Whether you're layering up for an alpine trek or packing light for a backcountry adventure, this jacket is built to handle the elements without compromising mobility.