RSVP International Pizza Tool Kitchen Collection, Round, 16.5" Diameter, Cordierite StoneSIZE: Pizza stone measures 16. 5 in diameter and is approximately half an inch thick A KITCHEN NECESSITY: Make restaurant quality pizzas at home with this pizza stone, baking with a pizza stone makes crispy soft crust; This stone will only get better with age the natural properties will darken with use EASY TO USE: Simply place pizza in the center and pop in the oven for tender crisp crust; Helps prevent a wet soggy crust and promotes an even bake