In Opalina Glass Subway Tile, the classic subway pattern meets modern luminous gray, greige and cream, marbled in a mesmerizing surface that evokes the mother-of-pearl heart of an opal. This 2x6 solid glass tile catches and reflects light, for an ever-changing look throughout the day. In addition, modern glass tile is easy to care for, stain resistant, and durable, suited for use as an accent wall or backsplash tile, or even as a countertop accent in residential spaces.