Kraus KEF-15400-Pop Up15BN Modern Novus Single Lever Vessel Bathroom Faucet with Matching Pop-up Drain, Brushed Nickel Solid Brass Construction for Maximum Durability Single Lever Design for Effortless Flow Control Kerox Ceramic Cartridge (tested with 500,000 cycles) High Performance / Low Flow Soft-Touch Adjustable Neoperl Aerator Resists Calcium Build-Up (on Select Models) Durable Triple-Plated Finish is Corrosion and Rust-Resistant