The FS4+ socks is designed as an all-in-one performance running and recovery sock, our 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 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-odour 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.
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.
The product comes with one (1) pair of socks per package.
- Moisture-wicking, extra durable and soft micro-fibre nylon
- Extra cushioning without the bulk
- Anatomical left/right design for the perfect fit
- Medical Grade 20-30mmHg graduated compression (access to insurance coverage)
- Ankle Swelling
- Varicose Veins
- Plantar Fasciitis
- Achilles Tendonitis
- Heel/Arch Pain
- Shin Splints
|Size||Ankle Circumference||Calf Circumference||Average Shoe Size (US)|
|S||6.5 - 8.5||17 - 22||9.5 - 14.5||24 - 37||3 - 5.5||4 - 6.5|
|M||8.5 - 1.5||21 - 27||12 - 17||30 - 43||6 - 9.5||7 - 10.5|
|L||9.5 - 12.5||25 - 31||14 - 19||35 - 48||10 - 13||11 - Plus|
|XL||12 - 14||30 - 35||14.5 - 20||37 - 51||13.5 - 15|