Merrell Men's Sarawan Long Sleeve Shirt, Boa, Medium 62% Cotton, 38% Coolmax Imported Design Features: Quick drying M Select WICK keeps moisture off of your skin and dries quickly Mesh-lined back yoke vent cool in the heat Regular Fit - straight cut that follows the body Closure: Metal buttons, roll-up sleeves with herringbone twill tab closure; Pockets: Concealed secure-zip