"Dyed Diffuser Reeds can bleed. We recommend that you thoroughly test dyed reeds with your diffuser oils. The concentration of diffuser solution will impact the amount of dye bleeding. Please be advised that we are not responsible for any bleeding issues that may result.   Sold in cartons containing 960 bundles, packed 16 bunches of 60 bundles. These reeds are made from all natural, high quality fibrous material and have been application tested to absorb Lebermuth's fragrances when accompanied with our diffuser oil base (sold separately in the Manufactured Fragrances category).   "