Bulldog wrinkles are a common problem in dogs, and there are a few ways to clean them. The first way is to use a mild soap and water. Soap will remove any dirt, dried sweat, or other debris that has built up on the dog’s skin. The water will also help to soothe the skin and remove any built-up oils. The second way is to use a pet shampoo. Shampoo will remove any dirt, dried sweat, or other debris that has built up on the dog’s skin. The shampoo will also help to soothe the skin and remove any built-up oils.