... FDA PTFE(Teflon) baking liner, also named oven liner, cooking liner, baking sheet, baking foil etc. PTFE(Teflon) oven liner s features: 1 ... for contact food, chemical resistance etc. PTFE(Teflon) oven liner s applications 1. used as cooking sheets in ... 2. put it onto bottom of a oven, as a oven liner or oven foil 3. put it into toaster, ... 2*2.5mm, 4*4mm, 10*10mm. Teflon oven liner PTFE mesh baking sheet