Birdwatching Birds Of Prey Shirt Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 58% Cotton, 42% Polyester Imported Machine wash cold with like colors, dry low heat Birdwatching Birds Of Prey Shirt This Birdwatching Birds Of Prey design and other EncycloArt designs are for ornithology, science, and natural history nerds. This premium t-shirt is made of lightweight fine jersey fabric Fit: Slim (consider ordering a larger size for a looser fit)