Please measure your dog snout circumference for proper sizing. The snout circumference measured 1.5" from the tip of the nose should be at least 4.5". For this size (XXS) muzzle the snout circumference should be within 4.5"-6.5" range. This quality muzzle can be very useful in many situations and everyday use - grooming, visits to a vet, off-leash walks. Provides the ultimate in comfort and safety for dog and owner, groomer or trainer. Made of top-quality soft material lined with sponge, strong, light, and very comfortable dog muzzle. Features high quality flexible and cold- resistant snap buckle. Additional strap around the snout prevents muzzle from accidental opening. Recommended by veterinary experts and dog breeders. Well-fitting, comfortable. Easily adjustable. Available in 6 sizes. Please measure snout circumference 1"-1.5" from the tip of the nose and use Chart image for sizing reference.