Ideal for: Ankle Sprains & Strains, Acute Injury, Injury and Re-injury Prevention Compression sock and ankle brace in one offers targeted compression plus enhanced support, alignment, and stability Flexible support cage and stability strap maintain healthy movement while supporting weak or injured ankles Can help prevent injury and improve stability during physical activity Sleek, low-profile design fits easily into most shoes Machine washable for everyday and all-day wear Latex free Can be used on left or right side If you have a wider foot, ankle, or calf, it is recommended to go up to the next larger size. Size chart based on shoe size: Small - Women’s 5-7.5 | Men’s 4-6.5 (AS5001L, AS5002R) Medium - Women’s 8-10.5 | Men’s 7-9.5 (AS5004L, AS5003R) Large - Women’s 11-13.5 | Men’s 10-12.5 (AS5006L, AS5005R) Extra-Large - Women’s 14+ | Men’s 13-14+ (AS5008L, AS5007R) ✅ FSA & HSA Eligible