6:
- paper
- flat base
- tear off strip
- identical printing on both sides
- zigzag cut
- in the gussets:

recycling logo and dates
date on base:
02/05, 03/05, 04/05, 06/05, 07/05, 10/05, 11/05, 12/05,
01/06, 11/06, 12/06,
01/07, 03/07, 05/07, 08/07, 10/07, 12/07
01/08, 05/08, 07/08
03/09, 05/09, 08/09, 09/09,
01/10, 6/10, 07/10, 12/10
01/11