Seal Adhesive (gum)
Activated by moistening when flaps are about to be sealed

Simple-Seal
Self-adhering latex adhesive on two surfaces that seal on contact. The unique folded flap
feature on stationery envelopes keeps the two latex flaps separate until sealing is desired.

Clasp
Double-pronged metal clasp for added security. Envelopes with this closure treatment cannot
be run through graphic or other automatic processes after conversion.

Button & String
Tie-down closure for repeated use. Envelopes with this closure treatment cannot be run
through graphic and other automated processes conversion.

Latex Seal
Self-adhering latex adhesive on two surfaces that seal on contact without moisture. Flaps
are extended and adhesive is exposed. Envelopes with this closure are not recommended for
automatic insertion or laser applications.

Zip-Grip
A release tape liner is applied over a sticky adhesive. When the liner is removed, the sticky flap is pressed closed. Available in booklets and catalog envelopes, where extra contents' protection is needed.