Kuhn Rikon Duromatic 8-1/2-Quart Stainless-Steel Professional Stockpot 8-1/2-quart stainless-steel stockpot with encapsulated aluminum base for even heating Integrated automatic lid-locking system prevents lid from opening while under pressure Spring-loaded stationary safety valve; 5 over-pressure safety systems; UL listed Dishwasher safe; free Quick Cuisine cookbook included Measures approximately 11 by 11 by 9 inches; 10-year limited warranty