Personalized Sister Bear Native Arrow T-Shirt. Cute arrow and hearts Sister Bear T-Shirt - White outfit for a new big sister or a middle or little sister too. 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.