About the material of paper bags
Coated paper: 170gsm, 190gsm, 210gsm, 250gsm, but usually 190gsm.
Art paper: 157gsm, 180gsm, 200gsm, 250gsm
Kraft paper: 120gsm, 150gsm, 170gsm, 180gsm, 200gsm, 250gsm.
About the handle of pape bags
