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Have you ever had an experience? While you going upstairs or downstairs with doing other things or having poor sight, you mistook the last step for the second-last step so that you fell down the stairway. “Last Step” can let you avoid embarrassing situation . Last step combine bump touch of guiding bricks with non-slip mats. Your foot will feel the convex bump while going to the final step of stairs, then you know that is final step!
National Yunlin University of
Douliou City, Yunlin County, Taiwan
Douliu City, Yunlin County, Taiwan
Jui-yuan Hung Shih-hsun Chang