Jika-tabi shoes in some industries, many workers prefer them for the softness of their soles. This gives wearers tactile contact with the ground, and the concomitant gripping ability lets them use their feet more agilely than rigid-soled shoes allow. This is useful for workers who traverse girders on construction sites and need to be sure what is under their feet. Carpenters and gardeners wearing these boots can, if they wish, use their feet as an extra pair of hands, for example to hold objects in place. There is also a line of knee-high all-rubber jika-tabi that is used by workers in
Body worn video (police equipment) or education. These 'hidden' costs are difficult to quantify, but by looking into total cost of ownership, some indication can be given of the percentage of costs is associated with the body cameras themselves or other expenses: All costs and benefits, including indirect costs and benefits, have to be weighed against each other in a cost-benefit analysis, to be able to judge whether body cameras lead to a positive or negative business case. The police in Kent, United Kingdom, predicted a positive business case within two years after their investment of £1.8 million in body cameras, purely because of a