The Razionale above-counter vessel lavatory sink offers a minimalist contemporary shape designed to address a growing trend toward square-styled vessels. Measuring 18 3/8 by 18 1/2 inches, the basin itself is 17-by-17-inches square. An integral rear overflow offers a chrome-finished overflow cover. The clean, simple lines complement modern bath designs. Look for pricing around $215. mansfieldplumbing.com