Our 5-second glue repair pens contain vinylpyrrolidone - vinyl acetate copolymers and castor oil hydrogenation compounds. It can glue all kinds of things, modern quick drying technology saves time, and the modern shape of the pen allows the glue to fit perfectly into your hand, allowing you to quickly glue on all kinds of items. Its use method is very simple: first press the glue with the tip of the pen, evenly apply it on the desired product, and use the UV lamp at the other end to illuminate it for 5 seconds. After use, items are firmly bonded together, quick effect, lasting effect, perfect bonding.