subject: Hot Glue Sticks for Crafts [print this page] Glue sticks are available in dual-use or in granular form. They also have specific time frame for the locking period. Users should bond the materials within the locking period for the adhesive to be effective. After the locking period, the glue stick will return to its solid form. Glue sticks are now available in different sizes and colors. People can now use them as part of their craft. When buying a glue stick, people should consider the size of the glue gun to ensure that the glue sticks can be used.