Using these mermaid siren silhouette crafts is easy. First, peel off the protective paper backing. Then, you can start your DIY project. You can paint it, add decorations, or use it as part of a larger craft. If you requested a hole, it's already there as per your instructions. As for maintenance, keep the wood away from excessive moisture to prevent warping. If it gets dirty, you can gently wipe it with a dry cloth. When storing, keep it in a dry place. If you have any other needs during the crafting process, don't hesitate to contact us.