A cat collar is a cat collar with a nylon strap that can be adjusted according to the size of the cat's neck. The cat collar is made of high quality nylon that will not cause any discomfort to your neck. All necklaces are adjustable and come with a quick and easy clasp. to open if your cat is caught anywhere. An additional benefit of this collar is that these collars are reflective and can be used to see your cat even in the dark hours.