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Crossfly Pro 7 inch is built to work with your every movement and crafted with 3D breathable panels that ensures maximum comfort. Our integrated internal Cocoon reduces skin on skin friction and chafing while our XFly patent pending fly offers faster, easier access when nature calls. Our performance fabric is all that you wish for: breathable, fast drying, anti-microbial and offers just the right amount of compression. Crossfly is your ultimate workout partner.

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Love them, or we'll refund or exchange your first order.

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.