CafePress - I'm Going To Be a Big Sister Dog T-Shirt - Dog T-Shirt, Pet Clothing, Funny Dog Costume Style: Black ringer accent on sleeves & collar Size: Runs small. Size up 1-2 sizes for best fit. Small: Teacup Breeds, Medium: Chihuahua, Toy Poodle, Large: Beagle, Cocker Spaniel, XL: Pug, Dalmatian, XXL: Boxer, German Shepard, XXXL: Mastiff, Great Dane Wash: Machine washable. May shrink in wash Weight: 5.8oz IMPORTED