Hashtag # Symbol T-shirt for social media mavericks 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 # shirt (also known as a hashtag or pound sign) - up your social media game Fit: Slim (consider ordering a larger size for a looser fit) Premium fitted shirt, order size up if you want a looser fit This premium t-shirt is made of lightweight fine jersey fabric