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In the two part, the upper part of the chopsticks is made of edible grade rubber material which is excessively hard to soft.The material of the lower part of the chopsticks is the material of the ordinary chopsticks.The part of the half part and the lower part of the connecting part is hollow, and the upper part of the chopsticks is in a hollow shape.The part and the lower part of the connecting point are concave and convex points in order to fix the connection.In the mouth or the impact, because the upper part of the soft material and the two sections of chopsticks.Then there will be no fatal damage to the design.
Chengdu University of Technology