Sasa Demarle SF 01134 Silform Non-Stick Perforated Baking Mat for 12-Inch Sub Rolls, 10 Molds Bakes perfectly-shaped rectangular breads Made of fiberglass and food grade silicone; FDA, NSF and Kosher certified Each mold is 12-inch x 2-3/4-inch x 1-1/8-inch deep Perforations enable uniform heat diffusion for perfectly baked products Easy to clean--use a soft sponge under hot water