Oh, my, just watch "Invitations" - Seinfield episode #134, originally airing on May 16, 1996! Without too much of a spoiler, you'll find that Susan, George's fiancée, had a very negative experience with the envelopes for their wedding invitations.
Our easy-to-fill moistener will ensure a steady flow without any leakage. Any gummed (water activated) adhesive is best left to a sponge - rather than your tongue (or anyone else's). This fills the bill. The reservoir holds 2 ounces of water. This technique is especially important when moistening gummed adhesive such as you'll find on vintage envelopes, postage stamps, labels and more. We also suggest that you use it on our artistamps
which are gummed and not self-stick.
The little bottle measures about 3-1/4 inches high by about 1-1/8 inch in diameter at the bottom.