A dedicated stocker for storing "Eco Gear Aqua Straw Tail Grabs". With an emphasis on portability to the site, we have adopted small and vertical bottles. How to use: Transfer the Eco Gear Aqua Straw Tail Grab with the Eco Gear Aqua Preservative Solution in an upright position."Eco Gear Aqua" does not transfer even if you add a different color "Eco Gear Aqua".