Unalun tile is ideally suited for backsplash applications.
Form over function rules in the case of bathroom backsplashes. Consider that a bathroom backsplash is largely aesthetic and you'll see why picking beauty really matters. Practically, a bathroom backsplash is used to protect vulnerable drywall from water splashes. It is also useful in tying the countertop to the wall. But once you've achieved these goals, anything goes!
There are endless possibilities of designs for your backsplash. Just contact the studio and speak to Natalie or Ellen.