Classy red and blue striped knit fabric by Robert Kaufman, perfect for sewing custom undies and long johns for men and boys. 95% cotton with 5% spandex 57-58 inches wide weight 6.78 oz. Machine or hand wash in cold water with similar colors mild detergent no bleach. Dry flat or tumble dry. Not suitable for children's sleepwear. Wash fabric before cutting pattern.