Invisible Sleep Earbuds Any invisible earbuds can be used alone this smallest earbuds sits discreetly in your ears perfect for hiding in your ears at work or sleep.Sleep Mode Designed for Sleep Four quick taps on the right side of the headphones will put them into sleep mode without any beeps allowing you to enjoy your music in elegance and silence. And it disables accidental touches and it stops the indicator light from flashing. Sleep earbuds combined with proprietary skinsoft silicone eartips and eartip caps the true wireless design provides you with a comfortable wearing experience all night they are sleep buds perfect for side sleepers. Even if you toss and turn or sleep on your side it wont cause any strain on your ears if you wear it for a long time.Bluetooth 5.3 Wide range of compatibility. 3D surround sound 5.3 binaural chip large capacity using Bluetooth 5.3 technology easy to pair with smartphones to connect not bound by the cable stable connection no delay.IPX6 Waterproof IPX6 professional deep waterproof supports swimming surfing snorkeling and other sports. You will enjoy clear precise dynamic sound and balanced audio underwater.Comfortable to Wear You dont need to put the earphones in the ear canal even listening to music all day your ears will not feel sore. A great choice for music lovers.Builtin noise reduction microphone more clear call Whale cavity stereo surround sound technology let the music experience higher quality.