Hematite utilizes the magnetic qualities of our yin-yang energies to balance the meridians within the body and to provide a stable equilibrium between the ethereal nervous system and the physical nervous system. It focuses on energy and emotions for balance between the body, mind and spirit. Specification:284-286 Materials: Hematite Size: Around 6.5 inches( adjustable fits 6.5-8.5 inch wrist) Color:Black,Silver,Blue Handmade With Love and Carefully Manufactured Package included: 1 pc bracelet 1 small cloth bag