Sensa glue gun 100w, easy to use & reliable, sensa glue gun hot melt adhesive (hma), also known as hot glue, is a form of thermoplastic adhesive that is commonly sold as solid cylindrical sticks of various diameters designed to be applied using a hot glue gun. Ideal for bonding, decoration, artificial flower, house hold repairs, color: multi color, 1 piece in pack.