Majestic sinks are backed by a "Limited Lifetime Warranty". Majestic stainless steel sinks are made from the highest quality 16 gauge 304 stainless steel available and have a minimum of 18% chromium for protection against rust and a minimum of 10% nickel for a bright long lasting luster and hardness. The bottom of all Majestic stainless steel sinks have thick insulation pads. All the sides of the sinks are double spray coated and have huge insulation pads to absorb sound, protect against condensation and to maintain sink water temperature. Majestic sinks are cUPC certified and meet the highest quality and tolerance standards.