Light on your feet.
Aspire is our thinnest, most breathable sock—engineered for peak performance when temps climb.
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3-Packs
We've curated our best-selling styles, so you can log more activities in your favorite socks.
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Who We Are
Find out what we’re made of, from our overarching philosophy of excellence down to the very threads that make up our socks.
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Our Technology
Read more on how our team pushes the boundaries of what socks can do.
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Our Promise
Discover our Lifetime Performance Guarantee: the enduring commitment we make to each of our customers.
Learn MoreSwiftwick x CITIUS MAG
Since 2008, Swiftwick has been committed to designing, manufacturing and engineering performance socks for endurance athletes. For a limited time, enjoy a special offer just for CITIUS MAG listeners.
Use code CITIUSMAG at checkout to get 15% off your first order.
Pictured: CITIUS MAG founder Chris Chavez wearing the Flite XT Mid-Crew in black.