- Showing 1 - 36 out of 177 results for "kohler k-20000 caxton rectangle 20-1/4 " undermount bathroom sink with overflow white fixture lavatory sink vitreous china"Sort by:FeaturedProduct added to your wishlist! View wishlistProduct removed from your wishlist! View wishlistSomething went wrong. Please try again later.Product is added to compare already. Please refresh the page.Product is not found in compare. Please refresh the page.5 Products already added. Please delete existing selection to add this.