"360 design - patented design, easy to clean the entire oral cavity with just a gentle brush. Pet owners can finally easily provide thorough tooth cleaning for dogs or cats. Suitable for small and large pets - the compact design is perfect for small dogs, cats, and puppies. As long as your fingers can reach your teeth, it is also very suitable for large dogs. Note: may not be suitable for small pets, such as toy breeds. Suitable for thinner and thicker fingers - just add water- Add a few drops of water inside to make the silicone expand the fingers and create a seal for the little finger - it won't slip off in the pet's mouth! Soft and gentle, suitable for sensitive pets - Silicone bristles are softer than traditional bristles, but sufficiently honed to remove dental plaque. The gentle nature of the fingertips is more easily accepted by pets. Safe and effective -100% silicone is free of bisphenol A and phthalates."