• Thoughtfully mapped fabrics offer air-conditioned comfort - the Ascent Shirt has a lightweight but durable nylon body and polyester knit sleeves for the ultimate in fit and function • Knit panels in the Ascent Shirt provide stretch in key areas • Weave of the Ascent Shirt offers a physical barrier against harmful UV rays • Polygiene odor control technology naturally prevents the growth of odor-causing bacteria • Collar on the Ascent Shirt can be worn up for additional sun protection or folded down and out of the way • Deep half-zip offers added thermo-regulation • Construction: torso & upper Arms 20 denier stretch woven nylon ripstop treated w/ Polygiene (40g, 100% nylon), key areas quiet knit polyester grid jersey, underarm breathable polyester mesh • Camo: Subalpine