Stainless steel construction Fits standard 3.5-in kitchen sink drain openings Color/Finish Family: Black Manufacturer Color/Finish: Black Type: Sink flange Assembled Length (Inches): 4.5 Diameter (Inches): 4.5 Height (Inches): 1.7 Extendable: No Flange Included: Yes Flexible: No Material: Steel Package Quantity: 1 Stopper Included: Yes Strainer Included: No Warranty: 1-year limited Brand/Model Compatibility: Fits standard 3.5-in kitchen sink drain openings CA Residents: Prop 65 Warning(s): Yes UNSPSC: 52141500