VIGO Janus Glass Vessel Bathroom Sink and Otis Vessel Faucet with Pop Up, Brushed Nickel Sink constructed of solid tempered glass, scratch-resistant, Faucet constructed of solid brass, resists corrosion and tarnishing Sink Diameter: 18-in., Height: 5-in., Glass thickness: .75-in., Polished glass interior with textured exterior Faucet Overall Height: 12-in., Spout Height: 8.75-in., Spout Reach: 4.75-in. Sink above-counter installation, 1.75-in. standard drain opening, Faucet easy single-hole installation, 1.375-in. standard diameter opening Sink is handmade with possible unique and slight color variations, so no two are identical, Non-porous surface prevents discoloration and fading, stain-resistant, easy-to-clean surface cUPC, NSF-61, AB1953, and WaterSense certified, ADA Compliant, Limited Lifetime Warranty High quality ceramic disc cartridge tested up to 500,000 uses Single lever for water and temperature control, 1.2 GPM flow rate Includes solid brass pop up drain and mounting ring in matching finish