This product is not that great. Let it sit over night and it still cracked. Crumbles in water and clouds entire tank. I let my reef drying for 24 hours to have better results.

Great for fast started aquariums and when you want to redo your bacteria bed with a kick of the right bacteria! Now we have clearer water and a more energetic betta plus a bottom of the tank that is more natural and eye pleasing for us. I am absolutel...  Read More

My fish sees them and plays with them, it’s the cutest thing. I have three fish in deprecate habitats.

The bubbles shrunk in less than 24 hours. As these shrink, bettas ingest them and it can kill them quickly. They are very fragile.