Singapore Airlines 29,30,31

Singapore

29:

• paper 
• flat base 
• vertical tab
• tear off strip
• zigzag  cut

30,31:

• glossy paper 
• flat base 
• vertical tab
• tear off strip
• zigzag  cut

          30: „Tear off to open“:     3,9 cm

          31: „Tear off to open“ :    4,5 cm