Check the listing for details. 3 Pieces Drain Stopper Tub Stopper for Kitchen Bathroom Bar Rubber Bathtub Sink. Color: Black, Condition: New. Listed at 6.82 USD. This rubber sink plug is a very practical small tool in daily life, which is suitable for a variety of drains, such as bathtubs, kitchen sinks, slop sinks, laundry sinks, and so on. Wide Application This rubber sink plug is a very practical small tool in daily life, which is suitable for a variety of drains, such as bathtubs, kitchen sinks, slop sinks, laundry sinks, and so on.This rubber sink plug is a very practical small tool in daily life, which is suitable for a variety of drains, such as bathtubs, kitchen sinks, slop sinks, laundry sinks, and so on. Wide Application This rubber sink plug is a very practical small tool in daily life, which is suitable for a variety of drains, such as bathtubs, kitchen sinks, slop sinks, laundry sinks, and so on.