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.