Rozmiar kopert bąbelkowych

• A/11 175x120mm (1)
• B/12 235x135mm (1)
• C/13 225x165mm (1)
• D/14 275x200mm (1)
• E/15 275x235mm (1)
• F/16 350c235mm (1)
• G/17 350x250mm (1)
• H/18 370x285mm (1)
• I/19 455x315mm (1)
• K/20 480x370mm (1)