White - Blank. Port and Company (R) youth sized long sleeve Essential t-shirt. Features heavyweight 6.1-ounce, 100 cotton, coverseamed neck, shoulder-to-shoulder taping, and a double needle hem. Ring knit cuffs. Nothing beats this traditional t-shirt in comfort, versatility, and casual style. Ash is 98/2 cotton/poly. Athletic Heather is 90/10 cotton/poly.