◇ Inner diameter: Free (using silicone rubber) <approx. 15.5cm> ◇ Fluorite (Hotaru Stone) beads: approx. 11.8mm～12.2mm (16 beads) ◇ Weight: approx. 46.2g ◇ Fluorite (Hotaru Stone) is called "Hotaru Stone" because it shines beautifully like a firefly when placed in fire. "Fluorite" comes from the Latin word "fluere," meaning "to flow," and is said to have the power to purify the soul and enhance spirituality. There are many colors, and the power varies depending on the color. White/Colorless… Cleanses and relaxes things. Purple… Enhances thinking and judgment. Green… Brings out generosity and prevents emotional disturbances. Blue… Smooths relationships. Pink… Brings out feminine charm and improves love luck. Yellow… Eliminates anxiety and gives bright, energetic power. Striped pattern of purple and bright yellow… Stabilizes the mind. All of these are gentle colors, but they are stones that exhibit strong and versatile power. *The color of the image may appear slightly different from the actual product. Please understand this in advance. *The item in the photo will be delivered.