These Rose Quartz Crystal bowl pieces are individually artisan hand-crafted in Sedona, AZ. The bowls fit a standard 18mm bong connector. Rose Quartz is the stone of unconditional love and is important for the Heart Chakra. The soothing energy of Rose Quartz fosters empathy, reconciliation, and forgiveness of others. Rose Quartz clears out anger, jealousy, and resentment of others to allow for proper healing.