1 pack, unopened, 100 sheets Outer bag opened, approximately 87 sheets Outer bag opened, approximately 22 sheets These plastic bags are not biomass products. The plastic bags in the opened outer bags are all unused, but some have creases from storage. Overall, they are in good condition. Thank you for viewing. I am selling these as I no longer have a use for them. They were stored lightly folded in half. They will be packed folded in half for shipping. Thank you.