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Tennis underwear

Bounce the tennis balls, not yours – Feel max comfort and support

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Features & Benefits

Why crossfly for Tennis?

  • TIME BREAKS ARE SHORT

    Our X-Fly™ design gives you quick, discreet access on the course — no awkward moments, no hassle. Designed to hide drips & mishaps.

  • CHAFE-FREE COMFORT

    Our COCCOON™ pouch keeps everything perfectly in place — no rubbing, no distractions. Stretch, lunge, sprint without skin on skin contact. Bounce the tennis balls, not yours.

  • Most comfortable pair

    Hear from the founder Duncan on why Crossfly underwear is the most comfortable you'll ever wear; from patented design to premium fabric choices.

  • Luxuriously soft

    Made from sustainable Modal fabric that is breathable, moisture wicking, and built to last over 100+ washes. Keeps you cool, dry, and comfortable to the final set.

  • Waistband That Flexes

    Our Zerofold360 technology delivers 4-way stretch with a brushed inside finish for next-to-skin comfort. Built to flex with every swing. Designed for life on and off the court.
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  • Money Back Guarantee

    Try them risk-free with our money back guarantee.

    Love them or get a full refund on your first pair — no questions asked.
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