· Crossville Color Blox 18 x 18 Slinky offered at $3.81 S / FT · covers 13.500 per S / FT · contains 6.000 per Box · measures 17.750 Inch in length · measures 17.750 Inch in width · is 0.380 Inch thick · weighs 59.000 lbs · in the Gray color family · composed of Porcel