One piece is 1 Square foot.Size: 12" x 12"Thickness: 3/8"Finish: Natural Cleft Face, Gauged BackMaterial: SlateType: TileSlate tile is a classic material, and we consider it a display of Mother Nature''s imagination. We think this is an apt description, and we offer a selection of beautiful slate tiles in various colors and patterns. Whether you prefer a single, plain color or the eye-catching, watercolor tones, slates are known for adding texture to both interior and exterior projects. Even the simple backsplash or coffee table can become a remarkable piece with our expertly crafted slate tiles to give your project a unique and personal touch.1280 SQ FT in 1 QuantityNumber of Pieces in 1 Quantity: 1280