A gummed envelope is the traditional style envelope with a water soluble gum strip that you lick to seal the envelope.
If you need a helping hand when organising your mailing, why not use a sponge dampener to speed things up? A sponge dampener is ideal for use in busy environments where high volumes of post are sent. The moist sponge provides a secure bond between stamp and envelope for secure mailing.
Made from 100% Recycled Paper
4 1/2 x 6 3/8in