It is 85×56 in size. it is applied to the wall, glass, wood. it is held like a magnet. does not damage the surface. no damp cloth or wet wipes are used. whiteboard pens are used. dry wipe should be done. make sure to dust the surface before applying. swordslife reserves the right to cancel orders over 15 units. more than 100 stocks are available to be sold at the campaign price. the seller determines the sale price of the product you have examined. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.