These Magic Whiteboard sheets enable you to create an instant whiteboard anywhere.Suitable to be written on with a dry whiteboard marker, they are completely erasable, just like a traditional whiteboard, and each sheet can be used up to twenty times. They stick to walls, door or windows without the need for any adhesive and they are great for use in educational or care settings for umpteen different things. They can also be a useful communication tool to help those with dementia as a caregiver can quickly update information such as the day of the week or the weather. These Magic Whiteboards are supplied as a roll of 20, perforated A1 sheets.