Polypropylene PP plastic funnel with tab for easy handling, identification, and storage. Funnel Body Length: 3.47 inch (88mm). Top Inner Diameter: 3.94 inch (100mm). Stem Length: 2.64 inch (67mm). Stem Diameter: 0.47 inch (12mm). Measurements are approximate. Picture is a representation of different funnel sizes available. Please refer to product description for individual items.