@bethpancer - Unfortunately, we are unable to tell you EXACTLY what the tile on the wall is, as this background is a 3D graphic rendering (product is an actual image).

From looking around online, something very similar could be the Wood-Grain look ceramic/porcelain tiles. Here are some links:

http://www.floridatile.com/products/natura

http://store.missionstonetile.com/Iris-Porcelain-Wood-Greywood-Porcelain-Tile-p/por-ir-porc-greywood.htm?gclid=CKCXubKk87kCFYuk4AodOBgALA

http://www.builddirect.com/Porcelain-Tile/New-Product-Title-Manhattan/ProductDisplay_6933_p1_10083220.aspx

Hope this helps!