This bracelet is made with a black evil eye glass bead and 6mm amethyst and black tourmaline bead stones. All of these stones are genuine. It is strung on high endurance stretch elastic and measures 7 inches and is quality tested for durability. Beneficial in yoga, meditation, chakra balancing, reiki and energy work. Black evil eye is a powerful amulet that is said to focus on power, strength and confidence. 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. Amethyst increases psychic ability and intuitive powers plus it promotes a calm mind and deep sleep. Amethyst cleanses the aura and chakras and dissipates negative energies.