Not only more elegant than aluminum pans glass is also more convenient because it is clear and easy to monitor all sides of the food while baking no need to dig those unpleasant holes anymore.
Baking sheets not aluminum.
The other problem with stainless steel is that it really is not the best option for conducting heat uniformly and consequently your cookie recipes might not turn out the way you expect.
Teamfar baking sheet cookie sheet set of 2 pure stainless steel baking pan tray professional non toxic healthy mirror finish rust free easy clean dishwasher safe 4 5 out of 5 stars 884 26 98 26.
Aluminum oxide pans are the exception to the no aluminum rule.
They are made from aluminum that has gone through a treatment process that makes them very durable and somewhat nonstick.
Also some manufacturers coat their aluminum cookie sheets with substances much worse than aluminum including toxic non stick chemicals which is often done to improve the cooking performance of the stainless steel cookie sheet.
The parchment paper can be used in ovens up to 425 degrees.
Stoneware baking sheets personally i ve not used stoneware bakeware.