Description: Ideal for EMF Protection, Positive Energy, Natural Heal, Restful Sleep, Reduces EMF's, Powerful Heal Energy. Ideal Gift for Family /friend- This Combination of Chakras and Pendant Gives You Deep Sense of Positive Energy, Very Good Gift for Presentit Makes a Perfect for Valentine's Day / Anniversary/ Birthday Mother's Day Gift. Heal & Metaphysical Benefits & crystal uses; is known as a 2 billion year old ancient Heal stone of almost pure carbon, known as a water purifier with anti-bacterial properties. It detoxifies and purifies the body, improving overall health, vitality, and boosts immune system. It could remove negative thoughts & negative energy, shields & reduces harmful electromagnetic frequencies which are produced from cell phones,computers, Wi-Fi, TVs, cell towers, electrical lines, appliances, & all kinds of electronics - surrounding us in the modern world - absorbs these removing them from our environment, creating a quiet, grounded, Heal, peaceful environment , even helps normalize sleep. Specification: Color: Black Material: Gemstone Elements: Metal, geometry Size Chart: Thickness: Approx. 14 mm Width: about 38 mm Package Includes: 1 Piece Organic Pendant(2 Pack) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!