Name: OS1st Unisex FS4 Orthotic Quarter Crew Sock
Brand: OS1st
SKU: 8205203
Availability: InStock

Question 1

What foot conditions does the OS1st FS4 Orthotic Sock help with?

Accepted Answer

The sock is designed to aid in managing plantar fasciitis, foot fatigue, and arch or heel pain. It provides targeted compression and support to help prevent overuse injuries during physical activity.

Question 2

What technology does the OS1st FS4 Sock use for support?

Accepted Answer

It uses patented FS6® Compression Zone Technology® to deliver precise, targeted compression for proper foot support. This medical-grade support helps strengthen foot structure and prevent injury.

Question 3

What materials are the OS1st FS4 Orthotic Socks made from?

Accepted Answer

The socks are made from 87% nylon and 13% Lycra spandex. The fabric is soft, moisture-wicking, anti-bacterial, and extra durable for comfort and freshness.

Question 4

Can I wear these socks during sports or running?

Accepted Answer

Yes, the FS4 socks are designed to be worn during runs or sports activities. They provide targeted support and cushioning without bulk, helping to prevent plantar fasciitis symptoms and foot fatigue.

Question 5

Do the OS1st FS4 Socks have a specific fit or design?

Accepted Answer

Yes, they feature an anatomical left/right design and a Y-Gore heel for optimal fit. The seamless construction includes extra cushioning in key areas to enhance comfort without added bulk.