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Many times, it is hard for children, women, and the old to unscrew the caps of bottled drinks,seasonings and so on, especially when hands slide, the friction force becomes small. Their common solution is asking for others’ help or increasing friction via a piece of cloth or paper.
The opening helper is an auxiliary bracelet for unscrew bottle caps. It is soft and light because of the rubber material. Two sides of it can be used because there are different sizes bulges, it is portable because it can be worn on the wrist, being available for anytime. Also, it has different color and sizes for different groups.
Front Innovation Design Team (FIDT)