The Swix Performance Jacket is a lightweight piece of outerwear designed to keep athletes dry and comfortable. The jacket is made from a tough & breathable fabric that is both water-resistant and windproof. 18.5" across armpits 26.5" length down the back from bottom of collar to bottom hem TECH SPECS Material: 96% Polyester + nylon + elastan Full-length zipper Two zippered hand pockets Two big interior mesh pockets Underarm venting/perforation Reflective accents