Can I add a backsplash to my vanity top?

Yes, typically they will all come as one set. Therefore, you go ahead and purchase them here: Console Sink Sets Page

If you are looking for a new backsplash, please visit below:

Fauceture KVPB30MBS Templeton 30-Inch Carrara Marble Vanity Top Backsplash, Carrara White

Fauceture KVPB36MBS Templeton 36-Inch Carrara Marble Vanity Top Backsplash, Carrara White