Premium Stainless Steel Funnels for Home and Industries Can Withstand High Temperatures Hot Liquids Washable and Reusable 100% Stainless Steel &ndash; for Essential Oils Hip Flasks Cooking Crafts Mixed Drinks Kitchen Ideal for Essential Oils, Mixed Drinks, Hip Flasks, Cooking, Crafts, etc. Durable 100% Stainless Steel does not react with other substances and chemicals Set of four (4) funnels to suit varying pouring needs. Measures 9/16th inch and 3/8th inch top and bottom diameters respectively Ability to withstand very high temperatures. Safe for pouring boiling or very hot liquids. Funnels are dishwasher-safe and reusable.