OS1st FS4+ Compression Bracing Socks (Pair)

Size: S
Color: Black


The FS4+ socks provide relief for ankle swelling, varicose veins, Plantar Fasciitis, Achilles tendonitis, heel and arch pain and shin splints while also improving recovery.

With precise targeted and medical grade graduated compression levels, the FS4features Compression Zone Technology® that is designed for proper foot and leg support and injury prevention.

Developed with the highest quality, soft moisture-wicking fabric containing an anti-odor treatment and padding in the right places, the FS4+ creates a technical performance sock that strengthens the foot and leg structure and prevents overuse injuries.


  • Graduated compression medical support
  • Soft, moisture-wicking fabric
  • Y-Gore Heel for anatomical shape
  • Supports Muscle Stability
  • Improves circulation & aids recovery
  • 360 degree blister protection
  • Seamless Construction

Each package contains one pair of socks.

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