He product is designed to provide comfortable compression for weak or overstressed ankles and features an exclusive reinforced patella stabilizer to prevent displacement. It is sold as a single unit per package ("1 付装"). Ankle supports like these are used to reduce the risk of injury, aid in rehabilitation, control range of motion, and manage pain. They are often recommended for athletes with previous ankle injuries. Compression from the support can help to soothe and relieve pain. Usage can vary, with some recommending all-day wear for severe sprains initially, while others suggest wearing them only during activities that risk twisting the ankle.