NICE QUALITY - The black hot melt glue sticks use resin as material. They has good features of fast melting, high strength, thermal stability and good adhesion. These glue sticks are widely used in factories and families. Ideal for adhesion between two solids. READY TO USE - Our black hot glue sticks are pre-cut into 190mm long with a diameter of 7mm. Heat up quickly and ready to use in a couple of mins. They will melt well in the hot glue gun that you have a good adhesion to the craft you are making. EASY TO WORK WITH - These 7mm black hot glue sticks work with most glue guns. Just push a stick through the hole at the back and keep pushing until it won't go any further. Heat it up for a while and glue will flow from the nozzle when you pull the trigger. WIDELY USED - These black glue sticks are perfect for your crafting. You'll like the small handy size for smaller glue guns, but works well in larger ones too. Suitable for bonding various materials, such as metal, wood, fabric, plastic, paper, cardboard, glass and so on.