Satisfactory service: If you have any questions about our stickers, please tell us and we will help you solve your confusion as soon as possible!. Easy to use, first clean the surface of the object you want to paste, then tear off the paper on the back, play your imagination, paste any clean and smooth place you want to paste, it is so simple and convenient, come on. You can use these Halloween stickers for water bottles to personalize your laptop, tablet, kettle, phone, scrapbook, computer, keyboard, mirror, bicycle, guitar, etc. These healthy and positive stickers are also good gifts for kids, women,teen classmate colleagues,adults. All Halloween stickers are made with the best quality double layered vinyl, 100% waterproof, sun proof and UV resistant, safe and environment protection. Never faded out. Peel off without residue. Each Halloween Stickers has different pattern, pasting these waterproof Psychedelic stickers in different places in your life can stimulate your positive energy anytime, anywhere.