Say goodbye to clogged shower drains and tub stoppers that don't work with Flex drain stop and hair catcher you prevent hair from clogging your drain with this drain stop and hair catcher in one. Once inserted in your bathtub drain, simply push down on the center to convert it to either a hair catcher or tub stopper. Fits standard tub and shower drains and measures 3" (7.5 cm) in diameter by 1" (2.5 cm) in height.