Adjustable from 7.8"- 10.5",0.4" in width,fits for most cats and some small dogs.Plaid Style: The Cat Collars are designed with classic plaid pattern, cute & fashionable.Great Material: Made of high quality cotton fabric, durable & soft.With a ringing bell,you can easily find your kittenBreakaway: The safe buckle releases when pressure is applied, safe for pets, and convenient for you to open it.Package Include:x blue & black plaid collarx red & navy plaid collar