Namsan Puppy Dog Pet Doggie Cats Leather Collars Necklaces One Row Spiked -Small-Black Neck Size:S 10.6--13" (27--33 cm),Real Leather material,soft and not stiff Adjustable, fits for most dogs and small cats ,Easy to wear and remove Could be as a decoration, let your dog more attractive 4 colors available:black, brown, pink, red Any thing please feel free to contact us