BRAND: Premier Copper Products 3.5" Matte Black Garbage Disposal Drain FEATURES: Configuration: Disposal Flange Design: Deluxe Style W/ Strainer Basket Open/Close Function: Yes Color: Matte Black Inner Dimension: 3.5" Outer Dimension: 4.5" x 2.25" Installation Type: Insinkerator Brand Compatible Drain Size: 3.5" Packaging: Recycled Cardboard Box Prop 65 Compliant INCLUDED: Care Instructions Mounting Instructions Warranty Information