To use this wall tapestry, you can hang it on a wall indoors to add a unique decoration to your room, or outdoors to create a special atmosphere. When cleaning, remember to use cold water and a gentle cycle on your washing machine, and add a mild detergent. Avoid using high - heat settings. For drying, tumble dry on low heat to keep the tapestry in good condition. This way, you can enjoy your 'Summoning Cthulhu' tapestry for a long time.