Size: S: Chest size: 23-42cm; Weight: 1-3kg; M: Chest size: 28-46cm; Weight: 3-5kg; L: Chest size: 35-50cm; Weight: 5-8.5kg (just reference weight, please choose size according to chest circumference, thanks). Material: Made of high quality cotton, soft and comfortable to wear, padded mesh design for breathability , no pulling for your pet. Dog harness with bow tie and safety bell. It is very safe for your pets with such bell, you can easily find your dogs and kittens. Adjustable – With “type A” clip on the back, adjustable to fit better your dog and cat, easy to put on and take off. Ideal for – Suitable for small dogs, cats, like chihuahua, shih tzu, miniature poodle, yorkshire terrier, pomeranian, bichon frize , etc. For daily walking, outdoor running, training, etc.