Package includes: Sink stopper rebound core. The size of sink stopper rebound core: The sink stopper rebound core is 61mm*48mm*25mm. High quality material: The universal Pop Up sink drain is made of stainless steel and brass and is durable. Full Metal Double Seal: The sink stopper rebound core has an anti-clogging basket filter inside, which can collect garbage and prevent the drain pipe from clogging. Wide Application: The sink stopper rebound core can be used in bathroom sinks and bathtubs, as well as kitchen sinks.Specification: Product Name: Sink Stopper Bounce Core Material: Stainless Steel Size: 61mm*48mm*25mm Color:Silver Product Features: Universal Pop Up Sink Drain:The Universal Pop Up Sink Drain fits standard sink drain pipes with an inside diameter of 25mm to 50mm. Easy to install: Due to its simple structure, the drain plug can be installed in the sink or washbasin without tools. Scope of delivery: 1 * Sink Stopper Bounce Core