Kes Bathroom Sink Drain Strainer No Overflow, Matte Black,, Metal Body. [For Sinks WITHOUT Overflow Hole] This bathroom sink drain without overflow is designed for sinks without overflow holes. [Upgraded Ceramic Cap - No Rusting] Comparing to the general bathroom sink stopper, KES changes the top cap from metal into solid ceramic, which is highly corrosion resistant to detergent. There will be no rusting or impaired finish. You'll be delighted by the sleek and elegant texture. [Prevent Leakage] KES drain stopper assembly has a multi-layer sealing design that includes one-piece thickened sealing rings to prevent leakage effectively. [All-Metal Body] Crafted from premium 18/8 stainless steel and brass, this pop up drain stopper for bathroom sink ensures exceptional durability. [Long-lasting - Tested Proven] KES matte black sink drain strainer passed 25,000 cycles life test, designed for 20+ years of twice-daily use. (Data Source: KES Labs) [Anti-clog Drain Basket] The anti-clogging drain filter efficiently traps debris (e.g. hair, rings, and earrings) from clogging drain pipes. Also, it's easy to remove and clean.