Experience what nature has to offer while you are in the PhD Ultra Light Sport Vest! Regular Fit allows room for natural movement while reducing unwanted bulk. PhD Light fabric: •Designed for Performance in the Highest Degree fabric blends merino wool with poly fibers for a blend of natural and synthetic performance. •PhD Light design provides the same performance in a lightweight construction. •Merino wool offers a supremely soft next-to-skin feel. •Moisture-wicking performance moves perspiration away from the skin. •Naturally antimicrobial fabric prevents accumulation of odor-causing bacteria. •Stretch recovery and drying are better than 100% merino wool. DWR (Durable water repellent) finish. Body-mapped mesh panels for superior breathability. Packs completely into chest pocket for easy travel-ready wear. Stand collar for added warmth. Full-zip closure with a draft flap and zipper garage. Sleeveless construction with binding at armholes. Vertical-zip chest pocket. Straight back yoke. Curved hemline. Logo print at the left hip. Shell: 100% nylon Trim: 54% Merino wool 46% polyester. Machine wash tumble dry. Imported. Measurements: Length: 28 in Product measurements were taken using size MD.