The product description 1. Quality Material - Our puppy collars are made of high density nylon, flexible, light and elegant. Silky, soft nylon won"t ruffle your furry friend"s feathers. It gives your pet the freedom to play. 2. Size - can provide two size, S (from 6.8 "to 10.2", 2/5 "width), M (from 9" and 12 ", 2/5 "width). Perfect for puppies or cats. Measure your dog/cat"s neck circumference before purchase. 3. Buckle -- If your puppy gets stuck, the buckle will loosen quickly under pressure. There is enough resistance in the tripping part, not easy to tripping. Your puppy"s weight will break it, but it won"t scratch it from scratch. 4. Color -- There are 12 colors to choose from. Different colors allow you to easily identify each of your puppies, making each of your puppies cooler and more different. You can also attach an ID tag to our metal D ring. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.