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OS1st

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About OS1st

OS1st, created by ING Source INC., is a leader in compression socks, sleeves, and braces. Headquartered in North Carolina, OS1st is the 1st brand to offer a Comprehensive Medical Grade Compression Sock Program.

"Socks With Purpose™" is an innovative way OS1st is able to offer real pain solutions, whether you are dealing with Plantar Fasciitis, Bunions, Shin Splints, Achilles Tendonitis, Swelling, Heel and Arch Pain, and much, much more!

  • Free Shipping

    Free shipping on all orders $29.99 and up shipped within the U.S.

  • Quick Delivery

    Orders placed by noon Eastern ship same-day. Next-day shipping on all other orders.

  • Dedicated Customer Support

    For all order and product support, Monday-Friday 9am-5pm Eastern.

  • Top-Rated Store

    We're a Google Top-Quality Store & rated highly by our own customers.

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