[Sleeping Noise Cancelling Earplugs]: The sleeping earphones are made of soft silicone earplugs, which are comfortable, skin-friendly and pressure-free. Use micro earplugs to isolate external noise, so that you can have a comfortable and quiet resting environment.[Invisible Earphones]: These in-ear headphones are equivalent to hidden earplugs that can be hidden in the ears, which are very suitable for use when sleeping and working, with a digital display of battery power.[Mini Earplugs Bluetooth 5.3]: Our small Bluetooth wireless earplugs use the latest Bluetooth connection technology, making it more stable when connected to the device, and there is no audio delay, allowing you to get rid of the constraints of cables.[Side Sleeping Earplugs]: Use these earphones when sleeping, even if you sleep on your side and wear them for a long time, your ears will not feel pain or discomfort. It has a built-in microphone for calls. The sound quality is clear. This will become the most practical earphones for your daily use.[Super long battery life, IPX3 waterproof]: The sleeping earphones are equipped with a 300MAH charging box, which allows you to use the earphones for a long time. The earphones can be used for 4 hours after charging, and the charging box can increase the earphone usage time by 25 hours. The earphones are IPX3 waterproof and sweat-proof (not suitable for swimming)[Buy with confidence]: We always stand behind our brand. If you are not satisfied with our wireless sleeping earphones, please feel free to contact us.