1. To open tube: Screw on nozzle firmly. The nozzle will puncture top of tube. 2. How to use: Surfaces to be bonded must be clean and free from dust. Roughen smooth surfaces with sandpaper to provide a good bond. Unscrew cap and gently squeeze tube at base until glue is visible at to of tube. Apply a tiny amount of super glue to one surface only. (One drop of glue will cover 1inch). Do not over apply or spread with fingers. Press surfaces together and hold firmly for 10-15 seconds. 3. Avoid skin and eye contact. 4. After use: wipe nozzle with a clean dry cloth or tissue. Replace cap and store upright in a cool dry place.