Photo of dog-mannequin features item in size medium and is for illustrative purposes only. Please refer to the description for actual product size. This dog collar is perfect for taking your furry friend out for a walk in the park. Product DetailsDimensions/Size: 25-40cm (L) Material: Polyester, iron and polyoxymethylene (POM) FeaturesSmall size Flat rope design Adjustable to help fit your dog perfectly