Description
OS1st FS4+ Compression Bracing Socks
Faster Recovery, Improved Circulation, and Injury Prevention!
When you get your blood pumping, all the muscles in your body need their share. Proper circulation is important for maintaining and rebuilding muscles after intense workouts. OS1st FS4+ Compression Bracing Socks will support your muscles while they work hard. Designed for running, walking, standing, sitting, gym, and even sleep in them. Every sock is engineered with the highest quality machines and materials to provide the best technical performance features, developed through years of exhaustive research, for increased comfort and performance. This lightly padded sock is a perfect match for the demanding athlete but also for the occasional runner seeking a perfect feeling of support.
The Best Recovery Socks for athletes
The OS1st FS4+ Compression Bracing Socks provide medical-grade orthopaedic support combined with Compression Zone Technology to relieve pain and prevent injury. Get relief from past injuries, Plantar Fasciitis, swollen ankles and feet, shin splints, or poor circulation.
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.
Made with 20-33 mmHg graduated, medical-grade compression on FDA registered machinery. Designed for proper foot, Achilles, and leg support and muscle recovery.
Targeted conditions
- Post-workout recovery
- Swelling
- Varicose veins
- Plantar fasciitis
- Achilles tendonitis
- Heel/arch pain
- Shin splints
Performance Features
- Moisture wicking and extra durable
- Extra cushioning without the bulk
- Medical Grade 20-30mmHg graduated compression
- Micro-nylon treated with silver-ion technology to keep dry and prevent odor
- Seamless construction and left/right design for 360-degree blister protection
- Y-Gore heel to prevent the sock from slipping down into your shoe
Care Instructions
Hand wash with mild soap and air dry. No bleach or fabric softener.
Before ordering, use this size chart for accurate fit.
| Size | Average Shoe Size | |||
| Small | US: M 3-3.5 | W 4-6.5 | UK: 2-4.5 | EU: 34-37.5 |
| Medium | US: M 6-9.5 | W 7-10.5 | UK: 4.5-8.5 | EU: 38.5-43 |
| Large | US: M 10-13 | W 11-PLUS | UK: 9-12 | EU: 43-47 |
| X-Large | US: M 13.5-15 | --- | UK: 12.5-14 | EU: 48-49 |
| Size | Ankle Circumference | Calf Circumference |
|
Small |
6.5-8.5 in | 17-22 cm | 9.5-14.5 in | 24-37 cm |
|
Medium |
8.5-10.5 in | 21-27 cm | 12-17 in | 30-43 cm |
|
Large |
9.5-12.5 in | 25-31 cm | 14-19 in | 35-48 cm |
| X-Large | 12-14 in | 30-35 cm | 4.5-20 in | 37-51 cm |