Point 1, the handles are always loose after a short time, no matter how firmly I make them. Point 2 the 28 Large pan no longer works, the ceramic coating is no longer there and that after a short time. Then I took the small pan in operating these works until now without any problems, except that with the handles. I run the pans on a gas stove, when not full gas flame almost daily and with a non-metal spatula. So absolutely no metal, and after gentle cleansing
