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We usually put opposite way for a sauce or dressing like ketchup to trickle down from the bottom , and make the bottle unstable. “Sucker” would leave the bottle inverted safely, and can be adapt for any size of containers such as ketchup, shampoo, or body emulsion.
Besides, each sucker has ”Braille” that helps the blind to distinguish the usages of containers and has different colors for children to memorize different containers.
Shih-Chen University
Taipei City, Taiwan
Shih-Chen University
Taipei City, Taiwan
Yu-Shou Liu
Tien-Chi Chao
Pei-Yu Kao
Che-Wei Shiang