"Can't Talk Now...I'm Birding" Bird-watching T-shirt Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat Hit the flyways and focus on a "Big Day" with this reminder that silence is helpful! Awesome gift for avid birders, bird lovers, and ornithologists alike! Lightweight, Classic fit, Double-needle sleeve and bottom hem