Updated with graduated muscle-specific zones of compression to stabilize muscles, reduce damage during exercise, and improve performance. Keep your legs feeling fresh through training and racing with Zoot's Ultra CompressRx Sock.
ZoneRx - Muscle-specific zones of compression stabilize the calf muscles reducing muscle damage during exercise; CRx - Graduated compression from the ankle to the top of the calf that helps remove lactic acid and improve blood circulation back to the heart.
SynchroRx provides moisture management and temperature regulation. Achilles tendon support. Padded foot soles prevent foot irritations.