These are have raw / half polished obsidian points, measuring between 3 - 4 inches tall and weighing between 8 - 10 oz. Each one is beautiful and unique, one will be intuitively selected for you.
Obsidian is a very protective stone, and is excellent for removing negativity. It is also excellent protection against psychic attacks. In particular obsidian protects the gentle from abuse, and is used to cut attachment cords to release one. It is a very grounding stone, and very healing.