The main reason for choosing a soft-bristled toothbrush for your dog over a hard-bristled toothbrush is that soft-bristled toothbrushes are gentler on your dog's gums, reducing the amount of damage that can be caused when brushing. Dogs have relatively sensitive gums, and a hard-bristled toothbrush may cause bleeding or discomfort, especially if your dog is less cooperative with brushing. Soft bristle toothbrushes are better able to conform to the shape of your dog's teeth and gums, effectively removing plaque and food debris while protecting your dog's oral health. In addition, soft-bristled toothbrushes are often designed to be more user-friendly, taking into account the size of your dog's mouth and comfort when brushing, which helps to improve your dog's acceptance and cooperation with brushing. Therefore, to ensure that your dog's oral care is both effective and safe, it is recommended that you use a soft-bristled toothbrush designed specifically for dogs!