Product Description Material: Nylon Size: 35 cm Suitable for baby pets: 4~6 weeks Color: 15 colors Quantity: 15 pieces Package content: 15 pieces * pet collar 1. Rich color palette: The upgraded 15-color puppy collar provides a good solution to help you easily identify your puppy. 2. Softer material-nylon and polyester plus soft duo, will not hurt the puppy’s neck. 3. Usage: Suitable for puppies and kittens of 0-8 weeks of age (suitable for most breeds). Our products are easy to clean, not easy to break, and can be reused for a long time. 4. Tips: Please don’t over tighten, yours will grow up quickly. Please check whether it is pressed firmly to ensure that the collar can be held in place.