Sophisticated Pup "Chicago Style Dog Dog T-Shirt, Medium Sizing: XS 0-4 lbs.; S 5-10 lbs.; M 11-23 lbs.; L 24-45 lbs.; XL 46-70 lbs.; 2XL 71-85 lbs.; 3XL 86+ lbs. Hand silkscreened in Chicago, IL Machine washable