SHOW YOUR CITY PRIDE: Go ahead and make your friends jealous, stop strangers on the street or pickup ladies at the dog park. Everyone’s going to be asking where you got that sweet dog collar from. DURABLE: These collars are made of durable polyester that’s impossible to tear. Strong plastic clips reliably secure the collar around any dog’s neck. Metal D-Rings provide a secure attachment point for your leash. ADJUSTABLE SIZE FOR ANY DOG: From Shih Tzu to St. Bernard, we’ve got you covered. We have sizes from as small as 7 inches to as big as 26 inches. See the size chart in the pictures for optimal fitting for your dog. VIBRANT COLORS: Chicago Flag dog collars feature beautiful colors that will stand out in any setting. This Chicago Flag dog collar will look great on your Native Pup! This collar has the following features: Easily adjusted to fit most dog breeds Colorful repeating flag design Durable polyester Metal D-Ring and adjuster. To accurately get your dogs neck size, use cloth measuring tape or string and measure around your dog’s neck. Add two additional inches and you will have your dogs neck size! Small: 11-15 inches. 5/8" width Medium: 14-20 inches. 3/4" width Large: 16-26 inches. 1' width Note: If you have a smaller dog, but prefer a thicker collar you can order the large which has 1” width and can be adjusted to fit most medium and large sized dogs.