---
product_id: 66931972
title: "OS1st FS6+ Performance Athletic Foot and Calf Bracing Sleeve (One Pair) best protection for Plantar Fasciitis, Achilles Tendonitis, Shin Splints, Recovery, and Leg Fatigue"
brand: "os1st"
price: "¥12805"
currency: JPY
in_stock: true
category: "Health and Beauty"
url: https://www.desertcart.jp/products/66931972-os1st-fs6-performance-athletic-foot-and-calf-bracing-sleeve-one
store_origin: JP
region: Japan
---

# OS1st FS6+ Performance Athletic Foot and Calf Bracing Sleeve (One Pair) best protection for Plantar Fasciitis, Achilles Tendonitis, Shin Splints, Recovery, and Leg Fatigue

**Brand:** os1st
**Price:** ¥12805
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** OS1st FS6+ Performance Athletic Foot and Calf Bracing Sleeve (One Pair) best protection for Plantar Fasciitis, Achilles Tendonitis, Shin Splints, Recovery, and Leg Fatigue by os1st
- **How much does it cost?** ¥12805 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/66931972-os1st-fs6-performance-athletic-foot-and-calf-bracing-sleeve-one)

## Best For

- os1st enthusiasts

## Why This Product

- Trusted os1st brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

The FS6+ Performance Foot + Calf Sleeves provide medical grade orthopedic support and graduated compression to prevent and/or ease the pain of Plantar Fasciitis, Achilles Tendonitis, and more, powered by Compression Zone Technology. The FS6+ is an innovative design which combines the benefits of the award winning, patented FS6 Performance Foot Sleeve and the OS1st CS6 Performance Calf Sleeve in one easy-to-use bracing sleeve. Thin, light and more comfortable to wear, the FS6+ offers a unique, high-tech alternative to traditional compression socks, fitting easily under preferred performance socks. Our moisture-wicking fabric keep legs and feet cool in the heat and warm in the cold, all while providing the support of a premium sports compression brace. The FS6+ Performance Foot + Calf Bracing Sleeve has been accepted by the American Podiatric Medical Association. All OS1st products are manufactured under guidelines by the United States FDA for Good Manufacturing Practices (GMP).

## Features

- PERFORMANCE FEATURES: Provides continuous stretch of the Plantar Fascia; Supports the arch & overall foot structure; Stabilizes Achilles tendon & ankle; Creates a better sense of balance; Reduces impact vibration of calf muscle; Post-event recovery, increases blood flow, oxygenation, reduces lactates and features Medical Grade Compression to ensure ultimate foot health.
- TARGETED CONDITIONS: Targets, treats and helps prevent Plantar Fasciitis, Foot Fatigue, Arch/Heel Pain, Achilles Tendonitis, Shin Splints, Leg Cramps and Fatigue, and enhances oxygenation and recovery.
- COMFORT-FIT-SUPPORT: Thin, light-weight design provides support to the tendons and joints to keep your feet healthy in a more wearable option. Eleven targeted zones of compression promote circulation; reduce impact vibration; boost recovery; supports muscles, tendons and ligaments; and strengthens your feet and calves.
- HIGH QUALITY: Made with the highest quality micro-nylon/spandex combination, treated with an anti-microbial and moisture-wicking agent making our socks odor controlled and breathable. All OS1st sleeves are latex free.
- ULTIMATE SATISFACTION: OS1st products are backed by a 100% customer satisfaction guarantee. With proper care, hand washing and air dry, OS1st products are made to provide lasting support for up to six months.

## Images

![OS1st FS6+ Performance Athletic Foot and Calf Bracing Sleeve (One Pair) best protection for Plantar Fasciitis, Achilles Tendonitis, Shin Splints, Recovery, and Leg Fatigue - Image 1](https://images-na.ssl-images-amazon.com/images/I/51I%2BNbxmdGL.jpg)
![OS1st FS6+ Performance Athletic Foot and Calf Bracing Sleeve (One Pair) best protection for Plantar Fasciitis, Achilles Tendonitis, Shin Splints, Recovery, and Leg Fatigue - Image 2](https://images-na.ssl-images-amazon.com/images/I/51MurCZBsSL.jpg)
![OS1st FS6+ Performance Athletic Foot and Calf Bracing Sleeve (One Pair) best protection for Plantar Fasciitis, Achilles Tendonitis, Shin Splints, Recovery, and Leg Fatigue - Image 3](https://images-na.ssl-images-amazon.com/images/I/41Z6X8fYodL.jpg)
![OS1st FS6+ Performance Athletic Foot and Calf Bracing Sleeve (One Pair) best protection for Plantar Fasciitis, Achilles Tendonitis, Shin Splints, Recovery, and Leg Fatigue - Image 4](https://images-na.ssl-images-amazon.com/images/I/5187JY12ITL.jpg)
![OS1st FS6+ Performance Athletic Foot and Calf Bracing Sleeve (One Pair) best protection for Plantar Fasciitis, Achilles Tendonitis, Shin Splints, Recovery, and Leg Fatigue - Image 5](https://images-na.ssl-images-amazon.com/images/I/51FyLDbf%2BaL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/66931972-os1st-fs6-performance-athletic-foot-and-calf-bracing-sleeve-one](https://www.desertcart.jp/products/66931972-os1st-fs6-performance-athletic-foot-and-calf-bracing-sleeve-one)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-03*