Icebreaker Size Chart A lightweight, technical skort designed for maximum breathability when you're moving fast, the Comet Skort is ideal for trail running, ultralight hikes and other high-output trail pursuits in hot weather. The Comet's minimalist design provides uninhibited motion and amplifies airflow by combining a 100% recycled polyester main body with panels of 145gm corespun eyelet mesh. Corespun fibers use a nylon core wrapped in merino wool for added durability and strength that retains next-to skin softness. Inside, a stretchy inner short features 155gm Cool-Lite(TM) jersey that's supportive, breathable and quick to dry. The elastic waistband provides a low-profile fit, reflective side trim improves visibility while running around town, and a rear zippered stash pocket secures small essentials. Features: - Cool-Lite(TM) jersey inner short with gusset for faster wicking - LYCRA(R) content for stretch and mobility in inner short - Low profile elastic waist - Reflective bonded side seams for visibility in low light - Zippered back stash pocket - Outseam: 32.5cm/12 3/4" Size M - Icebreaker reflective heat transfer logo - Fabric: Outer: 100% Recycled Polyester with wicking finish. Mesh Panel: 145gm eyelet corepun 51% Merino wool, 34% TENCEL(R), 15% Nylon. Inner Short: 155gm jersey corespun 50% Merino wool, 33% TENCEL(R), 12% Nylon, 5% LYRCA(R). - Product Weight: Medium = 125 g / 4.41 oz