The FS4™+ Compression Bracing Socks is designed as an all-in-one performance running and recovery sock providing relief for ankle swelling, varicose veins, Plantar Fasciitis, Achilles tendonitis, heel and arch pain and shin splints while also improving recovery.  Our proprietary design infused with award winning, patented FS6^® technology makes these socks a must-have to help strengthen your foot and leg structure and act as an overall health and performance aid. With precise targeted and medical grade graduated compression levels, the FS4™+ features 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.

Targeted Conditions:

• Recovery
• Ankle Swelling
• Varicose Veins
• Plantar Fasciitis
• Achilles Tendonitis
• Heel/Arch Pain
• Shin Splints

Performance Features:

• Moisture wicking, extra durable and soft micro-fiber nylon
• Extra cushioning without the bulk
• Anatomical left/right design for the perfect fit
• Medical Grade 20-30mmHg graduated compression

Comes with one (1) pair of socks per package.

Before ordering, use this size chart for accurate fit. 

5 Zones of Medical Grade Graduated Compression

The OS1st^® FS4™+ Compression Bracing Socks are designed anatomically correct with a Y-gore heel pocket for perfect placement on your feet and legs.  The five zones of compression boost venous flow, protect the Plantar Fascia, support the Achilles and improve circulation to create a product that is comfortable and easy to wear daily.