This Vote Cthulhu wall tapestry can be used indoors, like in your living room or bedroom, or outdoors in your patio. To clean it, simply put it in the washing machine. Use cold water and set it to a gentle cycle. Add a bit of mild detergent. After the wash, tumble dry it on low heat. Avoid using hot water or harsh detergents as they might damage the colors and fabric. Also, make sure to hang it in a place where it won't be easily torn or scratched.