Have you got any ? http://www.retendo.com.pl/o-nas/ motilium cost Blind people are known for tapping left and right as they walk, but in the past decade or so it's more common not to lift the cane-tip at all. It's tiring to keep on lifting and tapping because many canes are quite long and relatively heavy. Hence the invention of the roller tip, which has enabled users to roll their cane left and right without lifting.