Mini design, comfortable to wear Mini design style for binaural wear. Very lightweight, secure fit to the ear, suitable for long term wear, no discomfort to the ear and no problem for long time wearing. Wear feeling light and natural, almost do not notice the existence of true wireless earbuds 3 Size Ear Caps & IP5 Waterproof The wireless earphones are ergonomically designed, very lightweight and easy to carry. (S/M/L) 3 different sizes of ear caps are designed for different ear shapes to ensure a comfortable fit. These blue tooth ear buds are IP5 waterproof to withstand accidental splashes, sweat or rain drops, perfect for sports, training, running and more. Automatic Pairing & Touch ControlThe blue tooth ear buds will automatically pair with each other when you open the charging box and automatically connect to the last paired device. Wireless earbuds with smart touch sensors, true wireless headphones for ultimate control. Play/pause music, answer/end calls, adjust volume, next/previous track and activate voice assistant LED Power Display & 15 Hours Long Battery Life The LED power display is designed so you can clearly see how much power is in each wireless ear bud and charging case. The Bluetooth earbuds charging cable fully charges the charging case in just 1.5 hours. The invisible ear buds provide 3 hours of music playback and the portable charging case provides an additional 10 hours of playback time