Use as a car rearview mirror hanging diffuser, hang on a shelf, in your workspace, bathroom, kitchen, or stick it on your favorite wall and use as a wall hanging, essential oil diffuser or both! Adorned with a single all natural wooden bead atop each rainbow, they are perfect for diffusing essential oils. Place 2-3 drops of your favorite oil on the wooden bead, swirl around to ensure even coverage and enjoy! Each piece is handmade with 100% biodegradable cotton rope. ~ 3.5 in. x 4 in. *Due to the nature of each piece being handmade, each item may vary slightly in size, color, or build.