Traditional wax seals have been around for centuries. Historically they were used to add a layer of authenticity to a document or prevent tampering with an envelope. The modern flexible sealing wax is made from the same ingredients as traditional with resin added to it so it's practical for mailing. Low temperature - Unplug the glue gun and let it cool for a while. the glue gun was designed for glue stick which requires a much higer melting temperature than the wax, keep the temperature low is very important. Keep your stamp on ice between uses. to avoid the wax stuck to the stamp, you may put stamp on an ice pack in between every 4-5 finished wax seals. Practice makes perfect. you can practice on baking sheet until you are confident to pour the wax to the envelope directly. Or you can pre-make all the seals and stick it with a double sided tape. Package Content: wax sealing kit include 10 pieces wax sealing sticks with exquisite box, each stick can approx make 10-15 seals, totally make100- 150 pieces finished wax seals. Sealing Wax Sticks Features: Smokeless, non-toxic, melt easily and dry quick. These Wax Seal Sticks are made of wax and resin, so they are more flexible than traditional wax, not easy to be broken under the external force. Wax Seal Sticks Size: Sealing Wax Sticks is 0.43 inch /1.1 cm in diameter, 5.3 inch/13.5 cm in length. To avoid the wax stuck to the stamp, you may put stamp on an ice pack in between every 4-5 finished wax seals. the glue gun was designed for glue stick which requires a much higer melting temperature than the wax, keep the temperature low is very important. Easy to Use: This sealing wax sticks could melt without flame, use it with a low-temp large standard 0.43" glue gun. If you plan to seal dozens of envelops, this is a more efficient method. Widely Used: Sealing wax sticks suitable for making wedding invitations, maps, retro letters, manuscripts, envelopes, parcels, cards, crafts, gifts sealing, wine sealing or cosmetics packaging, party invitations and other craft projects. Perfect for Christmas, wedding, birthday party, holiday, valentine's day or any celebration events.