YourChoice Aquatics Bio-Spheres Media

Bubble Magus high density biomedia
tons of tiny little beads glued together into larger balls
Bio-Spheres with 20 balls each is roughly equivalent to 20 kilograms or 44 pounds of live rock
Made in Taiwan
Comes with zipper mesh bag, approximately 1 pound ( 20-24 balls )
Spheres Per Box:�20-24
Total Surface Area Per Box:�12,780�ft2
Treats:�375 gal
Blank brown box.
We also have bag of 25kg, contact us for pricing information.