NO adhesive! Easy to remove! Reusable! Not Sticky Window Cling,it's avoid smearing the window glass or door! How to use: Spray little water on the window,they stick all by themselves!Iit will be firm and easy remove! Huge Size! 3D affect! Adjustable the size to fit all Windows! The way it's printed makes the images look 3D ! bloody halloween decorations Product material: PVC Product Features: PVC translucent material, can be pasted on walls with any background color, ceramic tiles, glass, furniture and other smooth material surfaces The primer is removable and can be pasted multiple times (the base of the wall is not well prepared, and the surface paint cannot be grasped, inferior paint, and peeling walls are excluded. In addition, the adhesive combination of the primer and the wall will become stronger and stronger. over time its reusability will decrease) No need for transfer film, just stick it directly Use reference: . Make sure the surface to be pasted is a smooth surface, and do not paste on parts with bumps and wrinkles. . Select the location for pasting, clean up the floating dust and oil stains on the pasted surface, and ensure that the surface is dry and clean. . Make a simple plan according to the order of pasting, of course, you can also DIY according to your own creativity. . Gently peel off the sticker from the backing paper and stick it directly without transferring the film.