Impressed by the quality of this product.  The only problem we have is that it takes a more sophisticated cooking style to achieve desired results.  It is professional grade.  Careful about cooking too high a temperature, it conducts heat very well. . Still have not mastered cooking eggs. Sometimes sticks to the bottom but learning.  Over-light has been accomplished by adding more oil in pan but scrambled eggs still a problem with Eggs sticking to the bottom of the pan.   Cleans very well but must be kept clean after every use.