FPC-Surebonder: Glo Stiks. A Glo Stik is a glow-in-the-dark glue stick--great for all kinds of Halloween, craft, art, and school projects! This package contains fifteen mini glue sticks for use in high, low, or dual temperature mini glue guns. Each one is 4 inches long with a diameter of .27 inches. (101mm x 6.8mm). Conforms to ASTM D-4236. Made in USA.