1. The integrated silicone is non-slip, thin and fits well, no discomfort when sleeping on the side, special for sleeping, comfortable to wear.
2. The double-layer composite diaphragm acoustic structure gives you a more delicate and smooth listening experience, white noise of chewing sound, and clear presentation of subtle movements
3. Small size, big shock Dolby-level panoramic sound fully wrapped silicone in-ear noise reduction, close fit to the ear canal, with ENC call noise reduction