This is the utensil you will need to groom your dog . Brush, flea shampoo and a towel. Make sure you filed your bath up with room temperature water. If you have more than one dog just put one dog in at a time, but if they are small like a chihuahua if they are you should not put a lot of water in the tub. The thing you should do is give them a bath in the sink. This is why you need flea shampoo. If your dog has fleeś the flea shampoo will make them go away.