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Description
The FS6 is the sleeve that started it all for OS1st. Six mapped compression zones support the arch and heel, while the slim, breathable knit means you can wear it inside running shoes, work boots, or under everyday socks.
Best Used For
- Daytime support for plantar fascia discomfort
- Long shifts standing, walking, or running on hard surfaces
- Wearing inside athletic shoes, work boots, or everyday footwear
- Pairing with the DS6 overnight sleeve for continuous support
Key Features
- Six mapped compression zones targeting the arch and heel
- Slim, breathable knit that layers under socks and inside shoes
- Secure, sleeve-style fit that stays put through movement
- Moisture-managing yarn for extended daily wear
- Seamless interior to help limit rubbing on the foot
Size And Fit
The FS6 is sized XS through XL and sold as a pair. Sizing follows shoe size — match the chart below to your everyday footwear and order the corresponding size.
- Sizes: XS, S, M, L, XL
- Colours: Black, Natural, White
- Two sleeves per package
- 76% Micro-Nylon, 24% LYCRA Spandex

Care Instructions
- Hand wash with mild soap
- Air-dry flat
- No bleach
- No fabric softener
Shipping And Returns
Shipped from Medibrace Canada with Canadian checkout and customer support. Compression sleeves are fit-sensitive — match the size chart to your everyday shoe size before ordering for the best feel.
Frequently Asked Questions
Can I wear them barefoot inside shoes? Yes — many customers wear the FS6 directly against the foot inside running shoes or work footwear. You can also layer a sock over top.
Are they sold as a pair? Yes, two sleeves per package.
How is it different from a compression sock? A compression sock applies uniform pressure from the ankle up. The FS6 is footwear-only — six mapped zones target the arch and heel without a cuff around the calf or ankle.
Can I wear them at night? The FS6 is designed for daytime, active wear. For overnight plantar fascia routines, the DS6 night-time sleeve is the better pick.
