These ear plugs give evenly distributed pressure, flexibility and a good seal with optimum comfort.

锥形设计，增大舒适感，均匀地分配压力、灵活性和密封效果很好，理想的防噪音耳塞。

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These ear plugs give evenly distributed pressure, flexibility and a good seal with optimum comfort.

锥形设计，增大舒适感，均匀地分配压力、灵活性和密封效果很好，理想的防噪音耳塞。

youdao