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CS6 Performance Calf Sleeves: a running sock from OS1ST. Order online for pickup at any of our seven Iowa stores, or come in for a free 1-on-1 fitting with a foot and arch scan and a look at how you run.
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We currently ship within the US, with more countries coming soon.
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🇺🇸 Ship from USA · On Agora since 2026
$39.99