Made from hemp, which has four times the tensile strength of cotton, the Sitka Gear Men's Ambary Long Sleeve Shirt is a rugged yet stylish shirt that will be a staple of your wardrobe that delivers both comfort and functionality. FeaturesRegular Fit53% hemp, 44% recycled polyester, 3% elastane (4.6 oz. fabric)Fabric naturally wicks moisture and prevents odorChest pocket stores essentialsNatural wood buttons