... 25micron2)Application:roasting,freezing,baking,catering,miscellaneous kitchen use3)Inner packing;Each roll packed with an individual color box or pp ... bag with printing and shrink package,and with/without blade,or as per customers requirements.4)Outter packing:About 4 ... ,6,12,20,24,48,60rolls per carton Sell Household aluminum foil for cover