Magic Whiteboard Roll - Turn any wall into a whiteboard. Plastic film sticks with static and comes straight off and can be thrown away.
A1 size
One of these: https://www.magicwhiteboard.com/products/home-whiteboard
My best guess is that 20 of the 25 sheets remain.
Magic Whiteboard Roll - Nearly full (EN11 - Hoddesdon)
This offer has been gifted to someone and is no longer available.