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Underwear packed with smart patent-pending technology

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Hero Pro

The Hero Pro is loaded with features like InfiniteWear to ensure your socks lasts twice as long as our closest competitor. The AirBeams technology and 180 Hold arch support help push you through every run or workout. They make for the ultimate workout partner offering exceptional support and cushioning.

Crossfly has been a vision of a small team of sporting product professionals from the UK and America. Together, we have acquired decades of experience working in the Sports industry for global brands within Marketing and Product Innovation. After a few false starts, some legal issues, a eureka moment, and a global Pandemic Crossfly was finally ready to get going.


WE'VE RAISED THE BAR and deliver the most comfortable underwear and socks you will ever wear; packed with patent pending technologies and features that offer ultimate comfort whatever you're doing. GAME. CHANGED.

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