Medial/lateral plastic shells stabilize the ankle joint after strains, sprains, or after cast removal. Unique Sheartex® liner has anti-microbial protection to help provide a fresher and more hygienic product. Silicone treated Sheartex® fibers are extra soft and flow to create a massaging effect. Liner is completely air permeable to keep heat and perspiration to a minimum, removable for laundering. Shell design fits left or right. Color: Navy.