Rustproof & Durable: Made of brass and 304 stainless steel, with no plastic components, ensuring long-lasting durability. High-quality finish provides resistance to scratches, corrosion, and tarnishing, offering excellent rustproof performance. Solid Metal Structure: Constructed with explosion-proof, crack-resistant thickened brass and premium 304 stainless steel, ensuring a sturdy and durable build. Multiple Anti-Leakage Design: Equipped with high-quality thickened silicone gaskets that are oxidation-resistant and provide a better fit for the drain. Features a 3-piece sealing ring design to effectively prevent water leakage. Non-Overflow Drain Assembly: Compatible with most vessel or undermount sinks without overflow. Drain hole diameter: 1.26 inches to 1.9 inches. Dimensions: Overall length: 8.25 inches. Pop-up stopper diameter: 2.56 inches. Tailpiece nut diameter: 1.25 inches.