Envelope with thumb notch (TEST)

These envelopes are glued with specially formulated neutral conservation adhesive Evacon-RTM on two sides. With thumb notch, without flap.

Material:

- Heritage Archival pHotokraftTM buffered paper SPECIFICATIONS
- 100% cotton unbuffered paper SPECIFICATIONS

Opening (side): short

Colour: White
Weight: 80 | 90 g/m2