Kraus KEF-15500-PU15BN Virtus Single Lever Vessel Bathroom Faucet with Pop Up Drain Brushed Nickel Solid Brass construction for maximum durability Single lever design for effortless flow control Kerox ceramic cartridge (Testedwith500,000 cycles) High performance/low flow soft-touch adjustable neoperl aerator resists calcium build-up (on select models) Durable triple-plated finish is corrosion & rust-resistant Solid Brass Construction for Maximum Durability Single Lever Design for Effortless Flow Control Kerox Ceramic Cartridge (tested w/ 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 & Rust-Resistant