Arcteryx Ether SS Crew - Men's
Features: Move fast in lightweight, breathable Helius fabric, a smooth synthetic with mechanical stretch and a moisture-wicking finish for sweat-free comfort. Enduraflex panels at the shoulders provided added durability, 4-way stretch, and cool comfort with hydrophobic fibers that move sweat away from your skin and dry quickly. Specifications: Fabric: 100% polyester (body); 80% polyester to 12% Lycra (panel)