Personalized Little Sister Girl Bunny Lil Sis T-Shirt. Lil Sis T-Shirt - White for a little girl with pink bunny rabbit and flowers 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.