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Treat your dad to a pair of underwear and socks for just £24.99 and we'll also throw in a Father's Day card for you. 

Save up to 36% with this pack. Happy dad, happy kids! 

Money Back Guarantee

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.