First Lite Wick Long Sleeve Crew - Men's Heather Grey Large. This long-sleeve crew neck's airy 150 gram Aerowool construction features 37.5 active particle technology and will dry rapidly without compromising durability or odor resistance. This layer also features 125-gram Aerowool mesh panels to maximize ventilation during active hunts. The Men's Wick Crew is the new standard for quick drying odor-resistant ultralight baselayers and is always worn as your first next-to-skin layer. Ultralight 150 Aerowool construction combines the finest 17.5 micron merino wool available with 37.5-activated nylon fibers to create a super-charged fabric with incredible performance benefits. Our Wick styles also integrate 125 gram Aerowool mesh to targeted hot-zones which also utilizes 17.5 micron merino and 37.5-activated nylon fibers. What you get is enhanced odor resistance exponentially improved dry times increased durability and moisture wicking and a fabric that can cool you down when you're heating up and warm you up when it's cooling down. Specifications for First Lite Wick Long Sleeve Crew - Men's: Manufacturer: First Lite Sleeve Length: Long Sleeve Age Group: Adults Apparel Fit: Athletic Gender: Male Application: Hunting Fabric/Material: 65percent Merino Wool 33percent Nylon 2percent Spandex Weight: 8 oz Features of First Lite Wick Long Sleeve Crew - Men's Exclusive 37.5 Active Particle Technology Exhausts moisture and maintains core body temperature Traps odors (human signature) and releases them when laundered 17.5 micron ultrafine Merino wool Mesh vent panels to maximize ventilation Modified raglan sleeve moves seams out from under backpack shoulder straps Ergonomic cuff with thumb loops Flatlock seams for next-to-skin comfort Machine wash line dry Naturally UV absorbent to eliminate shine Package Contents: First Lite Wick Long Sleeve Crew - Men's First Lite 180756: Wick Long Sleeve Crew - Men's Heather Grey Large