Give your dad the ultimate Father's Day gift this year. An exclusive gift pack, which includes both game changing underwear and socks. Providing him with comfort and support that he will never stop appreciating!
Internal pocket support you never thought you needed
Faster, easier access from the top
No show dual layer agains excess drips
9/10 rate crossfly the best
Every one of our product is carefully designed and engineered with the best materials and made by premium partners.
The X Fly makes so much sense! I think this will be a real hit for older Guys who need to go more often, and sometimes at short notice!
These are well-made, comfortable and don't get you hot and bothered in the nethers!
Have been looking for something to replace my Calvin Klein cotton stretch trunks and these are so much better. Great design, perfect fit and material.
Excellent! Very comfortable, great style and easiest to use fly. I have no hesitation in recommending them and will certainly be ordering more.
The most comfortable underwear I've ever had. Great design with an easy access flap.
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.