Position the rounded end of the tyre lever under the bead and lever downwards. Hook the other end round the nearest spoke.
Work right round the tyre in short sections, pulling the tube out when it is free.
Locate the hole by dunking the tube into water and remove any thorns, etc. from inside the tyre. Clean and dry the tube, and then apply a film of rubber solution.
When dry, remove the silver foil from the patch and smooth it into place. Then peel off the cover.
Fit the valve into the valve hole, keep the tube straight inside the tyre, then refit the tyre using your thumbs.
DONT FORGET: To inflate your tyre to the required pressure.
Position the rounded end of the tyre lever under the bead and lever downwards. Hook the other end round the nearest spoke.