FS6-FS6 S/M:Compression Foot Sleev (S/M: UK Shoe Size: 4-8 box)FS6 is an advanced medical grade support sleeve, manufactured to treat plantar fasciitis, heel pain, arch pain and circulation/swelling using graduated zone compression technology. Increases circulation, reduces inflammation. Finally no more bulky night splints. FS6 gives 24 hour relief and protection. Wear comfortably under socks when active for extra support and/or while sleeping to reduce morning heel pain. Easy care, long use. FS6 gently lifts and stretches plantar ligaments without pressure. Stabilizes muscle tissue and improve vascular foot health. Designed with over 20 compressions on each side of heel. Latex free. Wear while walking, running or work-outs. Open toe area with deep heel pocket.