This product can be attached directly to the walls, window, screens and etc. It is self-adhesive, water & steam resistant Easy to remove without leaving stain. Reusable (you can use it few times) and flexible. High quality sticker The package includes 2 pieces of Wall Stickers - 30cm x 60cm + 30cm x 90cm The finishing size can achieve 107cm x 46cm - less or more, depending on your preferences.