Yellowstone National Park Reed DiffuserNotes of pine needle, vetiver & sandalwood Big, bold, and beautifully balanced. This diffuser channels Yellowstones wildness with piney freshness, smoky vetiver, and warm sandalwood. It lingers like a great adventure. Each scent is hand blended and housed in a glass amber apothecary bottle with cork top. Natural black paper reeds absorb the scented oil and release aroma slowly into your surroundings.