WHY BLACK OBSIDIAN FOR MASSAGE EGGS? BLACK OBSIDIAN is a powerful stone with a naturally dark appearance. This crystal is known for its grounding properties and is associated with strength and protection. This Black Obsidian crystal egg has an energy that aligns with the heart and throat chakras, supporting emotional balance and inner clarity. PORTABLE: The package includes 1 large (45*30mm) rose quartz egg, 1 medium (40*25mm), and 1 small (30*20mm), 1 user manual, 1 cotton pouch, and 1 gift box. It is convenient to carry with you while traveling. NATURAL STONE MATERIAL – The egg set is made from natural Black Obsidian stone. It is gentle and safe to use. Color variations may occur due to natural differences in the stone and screen display settings. Jade Eggs are crafted from natural semi-precious stones and shaped into eggs for personal wellness. These eggs have been used by women for generations to support physical and emotional well-being. The more connected a woman feels to her inner self, the more balanced her life may become.