How to use a repair patch on an inner tube
1/ Locate the hole on the inner tube.
2/ Rub the surface where the patch will be applied using the sandpaper.
3/ Degrease, clean and dry the surface.
4/ Spread the glue evenly around the hole.
5/ Wait around 1 minute until the glue turns dull.
6/ Place the patch over the centre of the hole (without touching the glue and grippy surface the patch with your fingers) and press hard for at least 1 minute.
7/ Remove the patch's transparent film.