NSF Certified 18-8 stainless steel pans will not jam together during storage double reinforced corners and unique impact resistant edge design help pans hold shape even under the toughest conditions Full shoulder around pan prevents jamming during storage; tapered pans fit standard food pan templates and will stack or nest with most other leading brands for convenient storage Versatile stainless steel food pans go from freezer to oven to serving line; ideal for cook-chill operations available in industry standard 22 gauge or economical 24 gauge