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Core & Zen Dash Briefs

Most Requested Style

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Explore your sexy side

Perfect styles for your next adventure

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Sexy & Comfy

Discover why customers keep coming back

Elevate your everyday basics with our signature contour pouch and soft fabrics. Wearing C-IN2 premium underwear feels like a luxury experience. It's time to upgrade!

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Preview our newest collection

We now offer Delivered Duty Paid (DDP) for our customers who are shipping to the United Kingdom. Customs and brokerage fees, duties and VAT are included in the shipping fees. For orders that are shipping to destinations outside of the United States (including Canada), you may have to pay duties and taxes to your country's government.


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