I have 31 baking trays used from my subway. To be honest ,I'm not sure what they are made from (aluminum or stainless steel)Were used for about 3 years. They can easily be cleaned up. They are 18 in long 13 in wide 1 in depth. Was moving to a new subway, so
selling everything, and these are the only thing's left.$10.00 Each+Shipping $10.00 (depends on area)Or if local ,yes FREE pick-up.I am located in northern ca,san francisco bay area.