![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Glow In The Dark (Green)](http://efxusa.com/cdn/shop/products/SISB0803G_1024x1024_7df14eeb-1f7a-441b-a281-408dfef59781_{width}x.jpg?v=1477969671)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Glow In The Dark (Green)](http://efxusa.com/cdn/shop/files/2EFXHowtoMeasuregraphic_1_1800x1800_6c0a99a5-f71a-41b4-81de-a720fe6f199f_{width}x.png?v=1708121129)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Glow In The Dark (Green)](http://efxusa.com/cdn/shop/files/StocktonFBAd2wband18enero2024_1800x1800_478931e8-1996-4022-ae16-015e2776fe3c_{width}x.png?v=1708121219)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Glow In The Dark (Green)](http://efxusa.com/cdn/shop/files/fb-benefits-01_1800x1800_f057e62a-075e-4728-b2e4-9da69f435567_{width}x.png?v=1708121267)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Glow In The Dark (Green)](http://efxusa.com/cdn/shop/files/EFXAROUNDTHELEAGUE1500X1500FORLISTINGS_1800x1800_82b1888b-0ab0-4ae7-ae7b-bcec551eb3cf_{width}x.jpg?v=1708121312)
![EFX Performance Sport Wristband made of 100% Pure Silicone w/2 Programmed Holograms for Increased Balance, Strength & Flexibility | See Chart for Sizing - Glow In The Dark (Green)](http://efxusa.com/cdn/shop/files/6SENIORSREPORTAMAZONLISTINGFOTO_1800x1800_91febac3-884a-40c2-a1f7-349bb26c96c6_{width}x.jpg?v=1708121359)
![](https://cdn.shopify.com/s/files/1/0221/8006/files/press2.png?v=1714672240)
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.