【Mini and small】 These Sleep ear buds are mini and lightweight, weighing only 0.1oz. The shape of the invisible earbud is designed to fit the ear. It is comfortable to wear without strain. When wearing mini earbuds, they are almost unnoticeable and can be worn during work or leisure. You can wear it all day without pressure. 【Mini and small】 These Sleep ear buds are mini and lightweight, weighing only 0.1oz. The shape of the invisible earbud is designed to fit the ear. It is comfortable to wear without strain. When wearing mini earbuds, they are almost unnoticeable and can be worn during work or leisure. You can wear it all day without pressure. 【Designed for sleeping】 Invisible and mini earbuds body design, if you do not want to be disturbed by others or need music while sleeping or working, these headphones are a good choice for you. Sleep headphones improve the comfort design, when lying on your side, will have no foreign body feeling and fit your ears well 【Designed for sleeping】 Invisible and mini earbuds body design, if you do not want to be disturbed by others or need music while sleeping or working, these headphones are a good choice for you. Sleep headphones improve the comfort design, when lying on your side, will have no foreign body feeling and fit your ears well 【Bluetooth 5.3 & Clear Calls】 Excellent physical noise cancellation combined with acoustic noise cancellation technology, the microphone of the sleeping earphones also reduces noise in noisy environments and makes calls clearer. You can enjoy sleeping earphones to talk in noisy environments, just like face to face