Mountain Hardwear Men's Size Chart Performance and comfort for wherever the action takes you. This super lightweight shirt has perforations in the right places to maximize breathability, and Wick Q technology that moves moisture away from your skin for quick evaporation. Designed to keep you cool and dry, from the backcountry to the front of the jogging pack. Features: - WickQ(TM) moisture wicking keeps you cool and dry - Engineered perforations for breathability - Fabric Body: VNT Jacquard Knit (100% Polyester) - Fabric Weight: 3.9 oz / 110 g - Center Back Length: 28 in / 71 cm - Standard fit - Weight: 3.8oz / 109g