Innovative design, humanized curvature, long wearing comfort, precise opening.  Silicone material, soft and comfortable.  Effectively prevent sweat, extend the life of the earphone, and prevent it from falling off during exercise.

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Features:

1. Innovative design, humanized curvature, long wearing comfort, precise opening. 
2. Silicone material, soft and comfortable. 
3. Effectively prevent sweat, extend the life of the earphone, and prevent it from falling off during exercise.