Restore free-flowing harmony to your body's energy field. Energy balance bracelet features a center hologram designed to interact with an individual's biological energy system, with the goal of renewing energy, restoring balance and calming your spirit. A harmonious energy system is also believed by many to help encourage deeper concentration, sounder sleep and increased flexibility. Durable silicone bracelet resists bacteria and odors. Available in black or pink. Choose from 3 sizes: small (7 1/2"L), medium (8"L) or large (8 1/2"L).