Personalized Proud Firefighter Sister Long Sleeve T-Shirt. Thin Red LineLong Sleeve T-Shirt - White with black and red American flag with fire fighter emblem says Proud Fire Fighter Sister. Show your pride in your courageous brother or sister. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL