Rubber terminal cover - need name and source

[Shoalwaters]

I want some of these little rubber terminal covers. Anyone know the correct name for these things? Suggestions for an online supplier would help too.

TIA

 

[caltexflanc]

You already have the name right

Marine Terminal Covers on Sale

 

[Islanddreamer]

Just saw them at West Marine this morning as I need some too. Forgot to look at the price.

Cetol was 1/2 price BTW, which brought me there. Sale ends today.