Herringbone pattern subway tile is laid with one tile oriented to the left and one to the right forming an interwoven look. The first tile is usually laid on an angle. The second is laid opposite to it and on top of it with the short end of the first tile next to the long end of the second tile.
For more detailed instructions see our herringbone guide. Subway tile has nearly limitless options when it comes to patterns. Visit our patterns guide to get more ideas.