Size: 45cm * 10m This wall paper is self-adhesive, you only need to peel it off and then apply on wall.  The video above shows the way to install it.  FAQ 1. Where it can apply to? It can be applied to wall, glass/window, timber (door and cabinet), and other flat surface.  2. Will it be enough for my wall? It would be ideal if you first meausre the size of the area you would like to apply to, then calculate how many rolls you will need. If you are not sure how to calculate, you can provide us the size of the area you would like to apply, we will advice the number of rolls you will need.  3. How easy to apply it on wall? It will depend on the shape of the area you would like to apply, the attached video has shown the way to apply it. You can also visit the link below, https://www.youtube.com/watch?v=zSvsPo5jbn8 4. Can it cover the glass so that the other side cannot see through? Definitely, you can apply this on both sides of the window/glass so it cannot be seen through. It would be ideal if you choose dark colour design.  Advantages of self-adhesive wallpaper 1.  Low price. If you have a small area which you would like to make it as a featured wall, this product will be ideal because it's not worth for hiring someone to install for a small area.  2. You can do it yourself. This is like sticker, which you just peel it off then apply on wall.  3. Removable. They are removable from the wall, and then you can either repaint the wall or reinstall another design on it.