32Paper HandlingPaper and Other Print Media Media Types You Cannot Use With the PrinterTo avoid poor print quality and possible damage to the printer, do not use the media typeslisted below.• Folded paper• Curled paper• Creased or crumpled paper• Damp or wet paper• Excessively thin media (weight less than 17 lb — 64 g/m2 )• Excessively thick or extremely heavy paper (exceeding 28 lb — 105 g/m2 )• Continuous feed paper (tractor feed)• Punched paper (loose-leaf folder inserts, etc.)• Reply-paid postcards (such as double postcards)• Postcards with a photograph printed on the reverse side• Postcards with a photograph or sticker pasted on• Envelopes with overlapping flaps• Envelopes with pressure seals• Envelopes with embossed or treated surfaces