Personalized Dog Best Friends Will Find You Long Sleeve T-Shirt. Sometimes the best friends we make are the ones that find us, not the other way around. Dog Best Friends Will Find You Long Sleeve T-Shirt - White, from the children's book "Dog and Mouse" by Michelle Nelson-Schmidt. 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