We carry a complete line of expansion envelopes
in Paper and in Tyvek.

Paper Expansion envelopes: (28-32-40-50# weights)
     First Class Green Diamond Border(FCGDB) brown kraft
     Open ends – plain brown kraft w/ regular seal gum
     Open ends as above but w/ Zip Stick gum
     Open ends plain white kraft with Zip Stick
     Open sides – plain brown kraft
     Windows - brown and white kraft