Loctite Super Glue Perfect Pen has a flexible cyanoacrylate formula and a precision applicator for bonding with pinpoint accuracy. Dries clear, ideal for making small, discreet repairs around the home or shop, and can withstand heavy loads. Works on a variety of materials ceramic, rubber, paper, metal, leather, plastic and wood. Not suitable for polyethylene (PE), polypropylene (PP), or vehicle glass. Sets in seconds ensuring fast application. A quick-open/lock-closed cap prevents accidental spills, clogging and build-up when not in use. Clean and precise, with soft rubber grips, this instant adhesive is easy to handle ideal for home and office repairs, school projects and crafts.