Soft Natural Bristle Toothbrush Migakende Goat & Horse Hair Type - 1 brush This is a popular pet toothbrush that dogs don't seem to mind. Even if your dog chews on it during brushing, it's made of natural bristles, so it's safe even if swallowed. This is a new, unused item, but please consider purchasing only if you understand that it has been stored at home by a private individual. Direct purchase without comment is OK.