Definitely worth it. In a previous post I mentioned that I bid for this on E-bay (they do auction there). Through the auction process I paid a lot less than just ordering direct. I think the rock quality is great. Very porous, and calcerous. It is now being nicely seeded with the
LR I have in the tank and coralline algae is starting to spread. Plus my livestock loves all the little holes and caves that profuse the rocks. They have my vote for best base rock bargain around. 8)