Safe Material The automatic cat feeder is composed of stainless steel bowl + PP bowl bottom + non-toxic plastic bottle. Automatically Add Water This 2-in-1 pet feeder has a water tray that automatically adds water, so you dont have to worry about your pets water supply when you go out. Sturdy and Anti-Slip This dog food bowl has 4 silicone suction cups on the base so your pet won't knock it over while eating. It keeps your floors clean and saves you time. Easy to Clean The cat water bowl is completely removable and easy to clean. Its best to rinse or wipe the bowl clean after each use (every three days is recommended). Replaceable Water BottleThe water bottle of our pet feeder can be replaced with a 28mm bottle mouth beverage bottle on the market. Rotate left and right for easy installation.