Fit Guide Fits true to size. Size up for a looser fit. Benefits One million+ perforations per shirt enhance airflow and comfort. Quick-dry, 30+ UPF protection, and antimicrobial fabric for extended wear. Cooling interior print designed to actively reduce skin temperature during movement. AIRTEX® 4-way stretch for unrestricted movement. Burgee reflective heat transfer at the wearer’s right sleeve. Covert vertical chest zip pocket with a durable, reverse coil zipper and branded pull tab. Yellow utility locker loop for easy drying and longevity. Details 77% Nylon. 23% Elastane. Machine Wash Cold. Line Dry. Imported. The next-gen Florence AIRTEX Expedition Long Sleeve Shirt is a lightweight, high-output solution designed for extreme breathability on backcountry expeditions. BUILT FOR: HIKING, SAILING, FISHING, DEPARTMENT SOLUTIONS