Specially designed nipple simulates milking action of mother's nipple Easy-to-read calibration on side of bottle helps assure adequate feeding Made of easy-to-clean and sanitize plastic with replaceable nipple Ribbed cap is easier to screw on and off Developed for dogs, cats, hamsters, ferrets, guinea pigs, raccoons, rabbits, squirrels, beavers, mink, monkeys, and more
