1. Smooth and free of ash surface is a must to attach the sticker, like polished ceramic, glass, etc
2. Item might be wrinkled during shipping, before sticking, please unfold and place heavy books(heavy flat objects) on the wrinkled parts for a while to make the sticker flat, then you can get better effect of the sticker.And then you can follow the steps as below:
1）Choose a smooth, clean and dry surface.(never put it on bumpy, dirty, wet surface, or the sticker will fall off)
2) Peel the sticker from the sheet one by one.
3) Position the adhesive on a plat surface without pressing them, so that it lets possibility to withdraw them and reposition again if needed.