PG Mini Boulders are small pink granite boulders that are now replacing PyraGran Nuggets for bioenergetic grounding of your home. There are three sizes of Mini Boulders available. PG Mini Boulders should be buried at every corner of your home, including any bump-outs or cut-outs, to enhance the earth energetics within your home and help remediate the rebar grid in your foundation. Please specify the number of boulders per bag it the notes. All are 4lb bags. You can request 5-8, 2-4, or 1. I send 5-8 by default if you do not specify. If you have questions about this product just call or text me at 941-726-4400.