Size: 4.3cm diameter, 5mm thickness Color: Brown Weight: 24g Material: Volcanic rock, other natural minerals SE Pendant (Scalar Energy Pendant) eCosway Said to contain volcanic minerals, germanium, and far-infrared rays. The pattern is the same on both sides. The cord is adjustable. Unused, but stored at home. There are no scratches or stains, but it is not as pristine as new. Please check the images and understand before purchasing.