[Size]-S-7.5 x 13.5cm, M-10.5 x 15.5cm, L-11.5 x 18.5cm. Three sizes, which can be selected depending on the size of the pet [High-performance high-quality materials] - Rust-resistant stainless steel comb reaches deep into the undercoat. Non-slip ergonomic handle with a comfortable and tight fit gives you good control minus the hand cramp [Multiple Choices]: If you need other size combinations, please send me a message after you place the order, I will satisfy all your requests [Keep Allergies in Check] regular brushing of your furry companion will reduce the likelihood and impact of allergic reactions in your home [Perfect Health] - Regular grooming with our pet hair remover allows you to regularly check your pet's coat/skin and overall health. Non-irritating, it helps reduce stress on your pet by removing the loose and itchy undercoat