A National Marine Sanctuary is a federally designated area in the United States that protects the marine environment with conservation, recreational, ecological, historical, cultural, archeological, scientific, educational, or aesthetic qualities. Souvenir from a marine sanctuary while whale watching, bird watching, paddling, swimming, & enjoying public lands. Design for birder, environmentalist, conservationist, & all who value protected conservation areas in the US. Great for your family vacation. Lightweight, Classic fit, Double-needle sleeve and bottom hem