I love everything about Pampered Chef bakeware.  I have most of the stones that they make.  I have never been dissappointed.  The cookies I bake come out evenly baked every time.  What you see on the top is what is happening on the bottom.  The is never a need to 'peek' underneath a cookie to test for doneness.  The middle of the bakepan cooks at the same temperature as the edges.  This is true of the PC casserole stoneware pans, too.  My lasagnas and other casseroles are always cooked through with a nicely baked top.  I even forgot to set the timer one time with a tray of cookies and...