Stay outside this summer with a shirt that manages moisture while giving you a fashionable look. 60% organic cotton, 40% recycled polyester. BluesignAR approved: The bluesign standard is the worlds most stringent textile standard for environmental protection, consumer protection, and occupational safety. All environmental aspects of production are evaluated at the screening: water and air emissions, noise levels, energy and material use, as well as working conditions related to dangerous materials. Products that are made from at least 90% bluesign certified materials are given the bluesign approved fabric label.. Button up construction. Left chest pocket. UPF 30. Tail hem on shirt provides extra coverage. Imported.