Premium Material: The cat collars are made of high quality synthetic leather and feature removable buckles with adjustable functions. They are pet-friendly and do not harm them. 8 leather cat collars: the package includes 8 leather collars in 8 different colors: red, pink, green, black, yellow, brown , white and sky blue. Bell color is silver. Adjustable Cat Collars: These cat collars are adjustable from 20-28cm in length and 1cm in width, easy to put on and take off. When measuring cats, please leave a distance of about 2 fingers. The collars are suitable for most breeds of cats. Bell design: The cat collars are equipped with a bell, you can easily find your pet and warn small birds and pets. animals to reduce the chances of your adorable cat coming home with an unpleasant gift.