These are a staple and a life-saver here at the Artist Shop! Whether we're making signs, paper-cut decorations, or adding a bow to the top of a package, we have one of these babies at the ready. This refillable glue runner holds one 0.31 inch x 8.75 yards (8mm x 8m) roll of permanent adhesive that bonds instantly, is acid-free ,and photo-safe. Perfect for scrapbooking, card making, office and school presentations, and so much more. We're never without our precious glue-runners! Best of all, refills are inexpensive and easy to install.