Model LW2007004 from Elida Ceramica, each tile piece measures 12.008"W x 11.969"L x 6mm thick, with 11 pieces per box covering 10.97 sq. ft. This charcoal grey pebble mosaic is suitable for both floor and wall applications, including showers, backsplashes, and accent walls. The natural pebble aesthetic adds texture and a spa-like feel to any space. Item is in like-new, unopened condition with no reported damage. Price listed is per box.