ZZ Patriotic Pooch SPF40 Polo Dog T-Shirt birdiology 2 years ago Stars and stripes forever! Zack & Zoey give the classic polo shirt a distinctly American look in this dog garment that includes a beneficial SPF40 sun protection treatment. Recommended Sizing By Breed Teacup Dogs Under 5 lbs. XX-Small Toy Poodle, Pomeranian X-Small Chihuahua, Yorkshire Terrier Small Jack Russell Terrier, French Bulldog Small/Medium Pug, West Highland Terrier Medium Beagle, Boston Terrier Large Boxer, Labrador Retriever X-Large Golden Retriever, German Shepherd XX-Large Mastiff, Great Dane