1.EXACT REPLACEMENT INSINKERATOR STP-PL/STPPL KITCHEN SINK STOPPER - This sink stopper is of OEM quality at a more affordable price. It's an exact replacement for InSinkErator STP-PL Sink Stopper. Each replacement part undergoes strict in-house testing for quality and OEM specification matching. 2.UNIVERSAL FIT FOR 3 1/2-INCH SINK DRAINS - Designed to be compatible with standard sink drains, these sink stoppers are guaranteed to fit 3 1/2-inch drains from Badger, Kohler, Waste King, Whirlpool, Kitchenaid, and even any standard sink without an in-sink garbage disposal unit. 3.WITH EASY-PULL TOP FOR HASSLE-FREE REMOVAL - Remove the frustration of properly fitting and then removing slippery sink stoppers. These rubber stoppers work excellently when you need them and won't give you a hard time when it's time to go. The textured surface will ensure that the stopper won't become slippery while the protrusion at the top of the stoppers provide adequate leverage to easily pull the stopper out. Install and remove with one hand - you won't even need to exert much force! 4.MADE FROM HEAVY-DUTY RUBBER, NOT PLASTIC - Unlike plastic sink stoppers, these heavy-duty rubber stoppers can last at least 50% longer. The solid rubber material of the stoppers is more durable, more heat-resistant, and is not sensitive to household chemicals.