offering both compression and stabilization of the knee joint

consider selecting one size larger than indicated in the size chart

Provides stability and comfort while allowing breathability

Quality Construction

625 Slippers offering both compression and stabilizationOS1st FS4+ Blue Advanced Recovery and Compression Socks The OS1st FS4+ Blue is a high performance compression sock designed for runners and anyone seeking fast recovery from foot and leg discomfort. Combining five graduated compression zones with targeted support, this all in one sock is perfect for alleviating pain and swelling from conditions like plantar fasciitis, heel spurs, shin splints, Achilles tendonitis, sore heels, and arch pain. It helps