![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Black / Blue](http://efxusa.com/cdn/shop/files/black-blue_{width}x.jpg?v=1708113838)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Black / Blue](http://efxusa.com/cdn/shop/files/2EFXHowtoMeasuregraphic_1_1800x1800_79740363-6182-47fd-a7b2-7f3a376ff17f_{width}x.png?v=1708113838)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Black / Blue](http://efxusa.com/cdn/shop/files/StocktonFBAd2wband18enero2024_1800x1800_18a6b599-b91b-424a-933b-037256fc3081_{width}x.png?v=1708113838)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Black / Blue](http://efxusa.com/cdn/shop/files/fb-benefits-01_1800x1800_6ca2aaa3-69fc-49d0-af19-56073f8645cb_{width}x.png?v=1708113838)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Black / Blue](http://efxusa.com/cdn/shop/files/EFXAROUNDTHELEAGUE1500X1500FORLISTINGS_1800x1800_84468e10-d34b-4fba-befd-942e0dc5a0a3_{width}x.jpg?v=1708113838)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Black / Blue](http://efxusa.com/cdn/shop/files/6SENIORSREPORTAMAZONLISTINGFOTO_1800x1800_b2ac1992-eba1-4e3b-a3aa-083dce2f833f_{width}x.jpg?v=1708113838)
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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.