Thank you for viewing. ◎ I hope that wearing this power stone will give you a little encouragement. ◎ If this is a stone you are interested in, or a product that caught your eye, I believe it is fate. Red Agate: Approximately 10mm and 8mm Purified. Inner diameter: Approximately 16cm Uses transparent Ope-lon rubber (4-ply) Red Agate: It is said to have the power to strengthen bonds and boost vitality, energizing the blood, and is known as an amulet for fertility. As this is handmade, we appreciate your understanding before purchasing. Also, as natural stones are used, please understand that there may be variations in color, shape irregularities, distortions, cracks, and inclusions.