The pressure canner is constructed from rustproof heavy-gauge aluminum; holds 16 pint jars or 5 quart jars</br>Maintains steady pressure with 3 cooking-pressure options--5, 10, and 15 PSI</br>Reusable overpressure plug, sure-locking lid system, and side gasket pressure release</br>Cooking rack and user guide with recipes included</br>Limited 10 years warranty for the pressure canners and limited 1 year warranty for the replacement parts</br></br>Product Description</br></br>Mirro 92122A 22-Quart Polished Aluminum Pressure Cooker / Canner Cookware, Silver</br><br/>http://www.amazon.com/gp/product/B000RNH7PQ