Crafted in Italy, the epiGranite collection from Ruvati delivers a certain charm, color, and character to your kitchen design. Each sink is constructed from 80% crushed natural granite for extreme durability and the look of real stone. Granite composite sinks from Ruvati also undergo a proprietary treatment making them resistant to stains, bacteria, and extreme temperatures up to 536 degrees Fahrenheit. From midnight black to midas yellow, each unique shade is colored all the way through for a rich look that will never fade. The epiGranite also features a matching basket strainer drain assembly that traps food waste and is easy to empty into the trash. For a sink that truly reflects your style and personality, the epiGranite collection from Ruvati is an elegant choice. MADE IN ITALY: Each Ruvati granite sink is meticulously crafted by skilled Italian artisans. NATURAL STONE FINISH: Silver Gray (3 color options available) — colored all the way through for a rich, consistent look that will never discolor. COMPOSITE GRANITE: 80% crushed natural granite for extreme durability and strength – can withstand high temperatures up to 536 degrees Fahrenheit. Granite composite sinks are more durable than quartz sinks due to the extreme strength of natural granite. PROPRIETARY TREATMENT: Remaining 20% is a proprietary resin that makes the sink completely non-porous, anti-bacterial, and resistant to stains and most household chemicals. NOISE-FREE: Thick solid construction makes the sink naturally sound-absorbing. DROP-IN TOPMOUNT INSTALLATION: Cutout templates and mounting clips are provided. GENTLY ROUNDED CORNERS: Optimal for easy cleaning. PRE-DRILLED FAUCET HOLES: One standard hole (1-3/8″ diameter) for faucet installation and four additional partially-drilled knockout holes that can be used for installation of soap dispenser or 3 or 4-hole faucets. MATCHING GRAY STRAINER: Drain assembly included. (Note: Standard 3.5″ drain opening will fit any garbage disposal unit. Strainer is only for standard installation. If installing a Garbage Disposal unit, you have to use the drain flange that comes with the disposal). EXTERIOR DIMENSIONS: 33″ (wide) x 22″ (front-to-back). Standard size will retrofit into most existing topmount sink cutouts. INTERIOR BOWL DIMENSIONS: 16-3/4″ x 19-1/4″(left bowl), 12-3/4″ x 17-1/8″ (right bowl). (9-1/2″ (bowl depth) MINIMUM BASE CABINET SIZE: ” INCLUDED IN BOX: Sink, matching gray strainer drain assembly, cutout template, mounting clips, installation guide. cUPC compliant and approved by IAPMO to meet all US and Canadian plumbing standards.