Wallies peel and stick wall decals let children be the decorators of their own domains, and they can have great fun while they're at it. No water, no mess. Just peel them off the backing and stick them to the wall to bring whimsical decor into your home in minutes. Made of durable, self-adhesive backed vinyl that can be removed and repositioned easily, Wallies peel and stick wall decals will not harm or damage surfaces or leave a sticky residue.