Official Medical Manufacturer: MediAid Calf Supporters, Made in Japan. [Specially Treated for Reduced Fatigue and Temperature Regulation] Provides Sol

[Developed by a Medical Manufacturer]: Nippon Sigmax, the company behind MEDIAID, has been developing and manufacturing orthopedic products for over 50 years and has been the number one manufacturer of supporters for medical institutions for four consecutive years*. Leveraging the proven technology and know-how cultivated in the medical field, we offer a lineup of products that provide greater comfort and support for everyday wear. *Based on manufacturer shipments from the Japan Management Association Research Institute, Inc., fiscal years 2021-2024. [Graded Compression Design Reduces Fatigue]: The graduated compression design gradually reduces pressure from the ankle to the calf, providing precise and firm support for legs (calves) that tire easily. [Muscle Vibration Suppression Function Reduces Fatigue]: By suppressing unnecessary muscle vibrations that occur when walking or running, accumulated fatigue is reduced. [Special Temperature Regulation]: The special processing evaporates sweat to keep you cool in hot weather and retains sweat to prevent evaporative cooling in cold weather, ensuring year-round comfort. Blocks over 99% of UV rays and is antibacterial and deodorizing. [Secure fit and stays put]: Made with highly stretchy material for a comfortable fit and support. The knitting is one-way stretch, making it less likely to slip down.