JJ Store Nibbling Block for Rats Hamsters Rabbits Degu and Other Small Animals Simply attach to anywhere in your pets cage. Its ideal for chinchillas, rats, degus, rabbits, hamsters, mice, gerbils and many other small animals. This offers a safe and natural way for your pet to file down its own teeth and helps prevent boredom, these are designed to last much longer than wood chews and they will not splinter. This is a large nibbling block made from natural pumice stone and fitted with its own cage hanger to make placement simple also. Size : 4.5*4.5*1.5 cm Weight : 13g