Made of Excellent Cotton Material. It Won't Irritate Pet's Skin, Easy to Wear And Remove. The Adjustable Buckle and Elastic Bungee Make The Headband Suitable For Pets of Various Sizes. Size S Fit: Small Bichon Frise, Teddy, Pomeranian, Cat Etc. Size M Fit: Corgi, Bulldog, Samoyed dog, Shar Pei Etc. Size L Fit: Golden Retriever, Labrador Retriever Etc. Please Refer to The Actual Head Size of Pets. Size S: Neck Circumference 18-26CM. Adjustable. Perfect for Daily Wear, Weekend Parties, Halloween, Christmas, Parades, Photo Shoot Etc.