If you are looking for a high quality, durable glass tile from the USA, we recommend you buy Optimum Grey. Perfect for interior applications, these high-quality glass mosaic wall tiles are great for enhancing spaces such as bathrooms, kitchens, and basements. Available in a grey color, it is offered in size 12x12 and comes in a matte finish. Manufactured by Glazzio Tile, Optimum Grey tile is an integral part of the Summer Outing collection. Browse online, call us, or visit our tile store in Waltham, Massachusetts to get the best price for this tile!