The Emerald Subway Tile is made from the strongest stain-resistant crystal clear glass. These tiles have a 8mm thickness that increases their durability and the depth of their color making them truly beautiful subway tiles. These subway tiles can be used for commercial or residential construction in either a wet or dry environment. These Subway tiles are sold by the square foot comprised of 8 individual tiles. The individual tiles measure 3x6. This product comes on a mesh backing for easy installation.