Product details list brass construction and a hand-finished antique copper finish.
The listings state a 4-1/2 in. (4.5 in) outer diameter with a 3-1/2 in. (3.5 in) drain hole and note compatibility with standard garbage disposal units.
Descriptions mention removable post-style baskets and removable stoppers with rubber rings; both are noted as designed for easy cleaning.
The hand-finished antique copper is described as complementing copper kitchen sinks and coordinating with a wide range of kitchen sink styles.
Multiple product details indicate a 4-1/2 inch (4.5 in) outer diameter for these drains.