Maddak Walker Bag, For Use With Walkers, Cotton, 1 Each 15 20 Pantyhose Accepted by leading authorities as MSHQ BJ215451LXR Accepted by leading authorities as a simple and accurate method for discovering congenital color blindness and red green blindness each in two forms complete and incomplete * Includes four special plates for tests to determine the kind and degree of defect in color vision * Makes use of the peculiarity that in red green blindness blue and yellow appear remarkably bright compared with red and green * Color plates encased in specially designed album type books for ease of handling * Detailed instructions included UNCOVERED * Medium 1 Pair * Dual durometer for maximum comfort while standing walking or running * Medium durometer silicone in main body efficiently absorbs impact and recovers quickly * Softer silicone blue zone under heel center maximizes shock absorption and comfort at point of impact * Retains shape will not deform or degrade with use * Optional anti microbial cover absorbs odor prevents bacterial growth and allows foot and insert to slide easily into the shoe * Washable and reusable * Blue print quilted walker bag neatly hangs over walker crossbar so you can carry things with you that you might not otherwise be able to take along one in the back