This bracelet is made with 6mm malachite and black tourmaline bead stones. These stones are genuine. It is strung on high endurance stretch elastic and measures 6.5 inches long so meant to fit a wrist measuring 6 inches around and is quality tested for durability. Beneficial in yoga, meditation, chakra balancing, reiki and energy work. Malachite is believed to be a strong protector of children. It is said to protect the wearer from accidents and protects travelers. Malachite has been used to aid success in business and protect against undesirable business associations. It is a stone of balance in relationships. Black Tourmaline is a powerful stone for protection against negative energy of all kinds, as well as being a strong spiritual grounding stone. This stone is a powerful asset to your health, as it not only removes the negative energy but by changing it to positive energy it has an excellent effect on your well-being.