Small Unzan stone for nano aquariums (such as Mini S, 30-C, Mini-M). Unzan creates a beautiful iwagumi layout while being extremely easy to use and place. The volcanic rock consistency of Unzan gives each stone a very interesting texture, and the natural carved pockets allow for new aquascaping potential. Simply place some aqua soil amazonia into the pocket and plant your favorite type of carpeting plant inside - giving you an incredibly natural and serene layout.

One Unzan stone is sufficient for nano sized aquariums, Mini S, 30-C, you may select to use two Unzan stones for Mini M for more variety. Small Unzan stones also allow for complimentary pieces to larger Unzan in bigger aquariums.

Due to the delicate nature of Unzan, each one is carefully wrapped in bubble wrap and other high quality packing materials to preserve the integrity of the stone for you.