1 Hole Plug, this one is most commonly used for drain holes on the floor, though it will also fit some other locations. Plug Is 20mm Id x 30mm OD or approx. .75" x 1.125" to see if its appropriate for your intended location.
Fits: All Mk1Mk1 Golf 74-83
Rabbit Pickup 79-84
MK1 Caddy 83-92
Rabbit Convertible 79-84
Scirocco 74-92 ( North American and European Market)