The cat activity tunnel feeder combines fun with physical exercise and healthy eating habits the toy trains your cats dexterity through play and challenges your cats brain too ideal for indoor cats and cats with lower activity levels the tunnel feeder can be used with cat treats or dry cat food kibble simply fill the funnel with treats or dry food screw the lid on top and place it in front of your cat the secure lid fastening means your cat has no chance of getting to the food throug