GRIDMANN 9" x 13" Commercial Grade Aluminum Cookie Sheet Baking Tray Jelly Roll Pan Quarter Sheet - 12 Pans Commercial grade 18 gauge aluminum baking quarter sheet - Actual Size: 9.5" Width x 13" Length Wire reinforced beaded rim helps prevent warping Aluminum pan provides quick and even heating and cooling Easy to clean - Hand wash only Restaurant kitchen quality - oven, freezer or display case