DURABLE & LASTING: Puppy ID Collar is made using high-quality Nylon to offer unmatched durability while retaining a lightweight. you never have to worry about them falling off or getting torn ensuring long-term use to make your dog easily identifiable while keeping them comfy. SOFT & COMFY: Unlike a normal whelping puppy collar leash that is uncomfortable to wear and irritates your pup, our Pet ID Puppy Collar is made using the softest as well as lightest nylon on the market and professionally made to provide you with a puppy identification leash collar that your little furry friend will love to wear! FULLY ADJUSTABLE: This puppy whelping collars can fit pets whose neck girth is 6.9-10.2 inches. So other small animals whose neck girth is within this size can wear. The metal D ring is great for you to attach a ID tag or leash. SAFETY BUCKLE: Dog identification collars breakaway safe buckle releases when pressure is applied, it makes our puppy collars very safe for pet, and very convenient for you to open it.but when puppy is playing, it will not fall off. STYLISH & RELIABLE: Our puppy collar leash set of 15 different colors, bright colors, They are distinct which makes you easier to identify similar pups, easy to find and keep track of.