Lansen Profile Series PR-DB6040L Undermount Double Bowl Kitchen Sink W/ Small Bowl on Left Side is constructed from 18 gauge stainless steel, type 304 nickel bearing stainless steel. The sink comes with sound absorption pads and coating on underside. Made to reduce noise and vibration from disposal, dishes, and running water for quiet sink operation.Lansen stainless steel kitchen sinks from Karran USA are designed and constructed by skilled craftsman, produced to the highest standards and made from the finest quality stainless steel. The Lansen collection of sinks offers three stylish and distinct series. If you are looking for a radical and trend setting design, then consider an Elite Series sink, which is produced from the finest 16 gauge stainless steel. Choose a Select Series, manufactured from 18 gauge stainless steel, and finished with a brushed satin finish to the bowls and a polished mirror finish to the deck. The Profile Series provides undermount and top mount sinks in 18 and 20 gauges stainless steel. The beautiful finishes of Profile Series and designs will suit just any kitchen. And for the latest in extreme durability and outstanding performance, consider Lansen Q, made from the finest natural quartz crystals. Lansen sinks are extremely durable and resistant to surface damage but like all things, better care will make for a longer life. If you like stainless steel sinks, you will love Lansen.