Safe material: catnip toys are made of high quality natural rubber, filled with catnip, this toy can improve relationships with them and reduce separation anxiety. Cat Dental Hygiene: The interactive toothbrush can be filled with catnip and stimulates the cat to chew and bite, thus promoting cleaning of teeth and prevention of gum disease. There are many small holes on the sides of the catmint toys, which makes it easy for the cat to smell the scent of catnip. Endless fun: simulation technology, which uses the fish-shaped dolphin pattern, attracts cat’s attention greatly. there are small breathable holes on both sides, revealing the smell of catnip, attracting cats to play, and accompanying pets to spend boring time. The catnip toy gives off a powerful aromatic scent that makes your cats happy. Durable and Easy to clean: More durable, Rubber is very easy to clean and can also be cleaned in the dishwasher. To keep the brush clean, we suggest cleaning it before and after cats chew it.