Wide Use: Breakaway dog collar is designed for puppies from birth to 8 weeks old, it's also suitable for kitten or other small animals whose neck girth is within this size. A beautiful and practical Halloween gift, Christmas gift, Thanksgiving gift, or New Year's gift for family or friends with pets. Function: There are 8 different colors, which is enough to meet your daily needs. Bright colors and bells will make your dog look more fashionable and make it easier for you to find your pet. Feature: These pet collars are designed with safety quick buckle is very easy to open and close, and it is very safe for your pet. The D-ring is perfect for attaching an ID tag or leash. Adjustable size: Puppy collar size can be adjusted according to the size of your pet, from length 19cm/7.5inches to 31cm/12.2 inches in length, width 1cm/0.39inches, to make them more comfortable. Material: Small whelping collars are made of high-quality nylon material and plastic, non-toxic, reusable, easy to clean, good workmanship will not scratch pets, perfect for daily use.