Starter solenoid Cable Boots

[blueH]

I am about to Re-fit the Starter Solenoid on my Herald back on the front of the bulkhead, I have noticed that the two cables running to the Battery & Starter have cable Boots or covers that are split and badly perished, I was wondering can you purchase these cable boots that obviously protect the cable from dirt & damp where it connects to the solenoid.
Norm

[Clive]

Got some from one of the traders a few years ago, canleys still sell them for £1 (when I last checked) pt no 115706