If I'm Sitting I'm Knitting Shirt - Funny Knitting 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 If I'm Sitting I'm Knitting Shirts for Women, Men and Kids. Cotton knit shirts is a cool gift idea. Knitting funny shirt for kids, youth, boys, girls and women who love knitting. Knit shirt, knitting shirts funny, knitting t-shirt and knit shirts for men & women. Lightweight, Classic fit, Double-needle sleeve and bottom hem