Front blinds.

[AlyJay]

My blinds have a small cut out that opens and shuts for rear view mirror, however I chucked the rear view mirror as I dont have a rear window so the small cut out can now stay in shut position.

 

[Pudsey Bear]

I think they all have that cutout and the flaps to cover it, but you'd need to be very tall to peep through it.

 

[El radge]

I don't have a mirror. Trying to remember the last van that did