Forjars Canning Funnel Set - with Strainer for Wide and Regular Mason Jars and Food Funnels for Transferring Oils - Durable, Small, Stainless Steel Kitchen Funnel Set - Canning Supplies KitStainless Steel Material: ForJars Funnel Set stainless steel is durable, rust free, 0. 8 mm thick, and food grade. Cooking funnels set of 3: Includes funnels for a regular and wide mouth size Mason jar and a mesh strainer, ideal for various kitchen tasks like canning, transferring liquid or dry foods and powder, or sifting ingredients. It's a good spice funnel for jars, too. Canning Key: Each funnel features a cut out headspace measurement gauge with