Clean your hands thoroughly from any e-liquid and oils etc
Then clean your device with the alcohol wipe and dry with a lint free cloth
Line up your wrap with the cut-outs for the screen and buttons and gently position around the device
Once you are happy with the position of your wrap apply pressure over the wrap
Use a hairdryer/Heat gun and heat the vinyl until warm and rub all over this will soften the vinyl and allow it to mold to your device
Allow the vinyl to cool applying pressure on tight curves and before using!