Hot & Cold Therapy: Cold therapy sock for cold and heat therapy depending on your needs. The expert gel locks in cold or heat for a long time for better penetration into your foot and ankle.Professional Cutting-Edge Materials: It is made of Lycra fabric and expert-grade thick solid gel, emduring, soft, skin-friendly, and reusable. It can effectively relieve foot inflammation, pain, and postoperative recovery.Certified Safe and Fully Guaranteed: Using a hot or cold compress is a natural and effective way to fight inflammation and promote faster recovery. Moreover, Tolaccea's customer support team provides after-sales support and services to customers worldwide. If you have any questions, please feel free to contact us, we will give you a satisfactory solution.Immediate Relief: Easy to use cold therapy sock for foot care. Ideal for sore feet, Arthritis, Achilles Tendonitis, Plantar Fasciitis, Sprained, Swelling, and Post-Surgery Recovery. An excellent at-home cold therapy solution that provides relief in minutes.Easy To Use: No need to replace/fill ice packs. Say no to messy and inconvenient methods like a zipped bag of lumpy ice which never seemed to cool the right spot. It remains soft after freezing and does not affect free movement after wearing. Experience our cool socks for long-lasting relief.