Smooth rounded teeth for complete grooming and ideal for cats and dogs of all sizes. Gentle on your pet's skin and suitable for pets with single and double coats, brushing will leave your pet with healthy skin and a shiny coat. The comb does not cause any irritation, allergies or side effects to you and your pet. The comb does not cause any irritation, allergies or side effects to you and your pet.  This comb has widely spaced teeth with 2 different sized teeth to remove tangles, mats, loose hair, dirt and fleas.