Personalized Fox | Big Sister T-Shirt. Big sister fox with bow design on a T-Shirt - White. Perfect for any big sister or for a baby announcement! Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.