This Tibetan Prayer Flag can be hung outside or under a porch for it's primary purpose, to spread prayers. Alternatively, the Tibetan prayer flag can be hung indoors on the wall or between an opening into another room as a decorative item and reminder of a positive image When the prayer flags move either by the wind or a fan, they spread the prayers that are written on them into the world blessing all sentient beings with the powerful prayers or mantras. You receive the blessings as well as all that inhabit the space around you. When hanging the Medicine Buddha Prayer Flag, hang first with the blue flag and end in the yellow. Dimensions of these flags are 8.75" Width by 9.5" Length.