well it was time for me to get a new set of cookware after having the same ones for over fifteen year after looking t all the grease that had build up on then and the sticky brunt marks it was time for a change the gotham steel is a joy to use i have fresh testing food that dont have years old grease the food slide off much better no more brunt smell i wish i had  this cookware  sooner all non sticky oven heated dishwasher safe as well i will be using these for a long time