Materials: stainless steel.Size:Small: Outside diameter 13cm, Inside diameter 10cm.Large: outer diameter 17cm, inner diameter 14.5cm. Package Includes: 1x stainless steel funnel Help to transfer both liquids and solids between containers. It's wide mouth is large enough for sugar, flour, and grains like rice to flow through. Works great with wide mouth canning jars! Wide stem opening allows large food items to pass through easily. Can also be used to strain out larger solids by placing a mesh strainer on top. Perfect for reusing cooking oils, and infuse vinegar with herbs. Made from 18/8 Stainless Steel, lightweight and strong,will never rust.