16:                                                                        17:

16:

paper bag

open gussets

tear off strip

plain back          

manufacturer joyum small

straight cut

Shanghai Airlines 1,3,5,6,7,16,17,18

China

 

1,3: paper bag

       pointy bottom

3: in the gussets 

5:glossy paper bag

    pointy bottom

6: glossy paper bag

     open gussets

     at back

7:

 glossy paper bag

     open gussets

     at back

tear off strip

straight cut

17:

paper bag

open gussets

tear off strip

plain back          

manufacturer joyum large

straight cut

 

18:

paper bag

open gussets

tear off strip

plain back          

manufacturer shzhhongzheng

straight cut

1,3,6,7:

5: