![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Fire Department - Black / Grey](http://efxusa.com/cdn/shop/products/final_7_{width}x.png?v=1550606548)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Fire Department - Black / Grey](http://efxusa.com/cdn/shop/files/2EFXHowtoMeasuregraphic_1_1800x1800_a27f849b-ce8c-4b84-b132-8f94b68cd3b0_{width}x.png?v=1708112719)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Fire Department - Black / Grey](http://efxusa.com/cdn/shop/files/StocktonFBAd2wband18enero2024_1800x1800_6bcf3e9a-2b91-420a-98c7-94591821c486_{width}x.png?v=1708112732)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Fire Department - Black / Grey](http://efxusa.com/cdn/shop/files/fb-benefits-01_1800x1800_99442c5f-be84-49ce-8b48-6c62c540b215_{width}x.png?v=1708112744)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Fire Department - Black / Grey](http://efxusa.com/cdn/shop/files/EFXAROUNDTHELEAGUE1500X1500FORLISTINGS_1800x1800_3415f9bd-9586-4dd6-b152-02abe986035c_{width}x.jpg?v=1708112760)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Fire Department - Black / Grey](http://efxusa.com/cdn/shop/files/6SENIORSREPORTAMAZONLISTINGFOTO_1800x1800_69876daa-203b-4faa-b156-0e3a49530938_{width}x.jpg?v=1708112769)
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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.