Prepare your body, prevent injury and recover faster with the newest addition to the arena family of recovery compression products, the calf sleeves are engineered specifically for swimmers in mind. Our innovative pre and post-performance design combines carbon technology for intelligent compression and strategic silicone taping for preventing lower-leg injuries. Second-skin fit, laser-cut holes for optimum breathability and bonded seams for comfort and staying put once in place to provide the benefits of compression where needed. Unisex fit. Please note that this product is intended to be used as a dry-land product not to be used in the pool; non-chlorine resistance fabrics are best not to be used in the pool.