Features: It can effectively eliminate the negative energy,fatigue and spiritual stress,also can enhance the new energy. The simple design style and fashionable heart pattern are suitable for any clothes, and they are elegant to wear. Long term wear can enhance physical fitness and allow you to have a good body. The simple design style and fashionable heart pattern are suitable for any clothes, and they are elegant to wear. Long term wear can enhance physical fitness and allow you to have a good body. Terahertz stone has good thermal conductivity and specific heat characteristics, and it can immediately raise and lower the temperature with a small amount of energy, comfortable to wear. Unique with a-sense-of-design, it is a good gift to give to family and friend on graduation, birthday and other festivals, beautiful and fashionable, can add charming for you to make the necklace look more delicate. Specifications: Material: Terahertz Pendant Size: Approx.26x20x7.5mm/1.02x0.78x2.95" Length: Approx.45+5cm/17.71+1.97" Package Includes: Package 1: 1 Piece Pendant Package 2: 1 Piece Necklace note: Please allow 1-2cm errors due to manual measurement,Please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.