About this item:   

• COMMON SIZING - Most children wear Smalls; Women mostly Mediums (some Large); Men mostly Large (some Mediums). IMPORTANT - See SIZE CHART.
• EFX’s HOLOGRAMS. We “PROGRAM" our Holograms with frequencies. We believe you synchronize with those frequencies when they are within 1/2” of your body. Users report better balance, strength and flexibility.
• EFX's PERFORMANCE WRISTBANDS appeal to consumers of all ages; Athletes, Fitness Enthusiasts & Seniors. 
• EFX WORKS and our users report benefits in balance, strength, flexibility, and possibly vertigo and seasickness.
• WE REALLY WANT YOU TO BE SATISFIED, SO PLEASE watch our videos.