STAX Rock
- Flat Porous oolitic limestone, cut on both sides for ease of stacking
- 100% natural, never any chemicals or additives
- Sustainably collected
- For Marine or Freshwater
- Provides stable structure and limitless creative fun
- Use with mortar to make open, gravity defying structures with lots of horizontal surface for attaching live corals
- Average size 3″-5″, approx. 1″ thick
- Perfect for building a Nano scape or adding to your existing structures, reef safe and ready to go into any aquarium
