After-Sales Service: If the washbasin stopper is not applicable, please contact us in time. We will give you within 24 hours to deal.Easy to Install : Bathroom sink drain stopper, replacement simply remove the old one and insert it into the drain-hole to complete the installation, very convenient and fast. Fitted with three small silicone washers for Can be used to adjust the corresponding size of the sink drain stopper, prevent movement in the drain-hole, and prevent sewer odor.High Quality: Popup spring core made of brass, sink drain cover made of thick stainless steel, bathroom sink plug made of copper, with chrome Bright silver plating polishing process.Durable, easy water cleaning, and can be used for many years. Upgraded Function: Bathroom sink strainer for water-seal, Pop up button push for drainage, flix filter for anti-clogging. Drain hair catcher avoid clogging drains making your daily cleaning more efficient.Compatible Design: Sink stopper bathroom drain, fits above 99% US standard drain for bathroom sink, washbasin, vanity, lavatory. Recommended for drainer holes between 1-1/8" to 1-5/8" diameter ( 28mm - 42 mm ), the depth of the drain hole must be no less than 1-3/8 inch ( 34 mm ). Please be sure to measure the sink stopper inner diameter before purchase : .