Sure and comfortable Noise reduction earplugs are made of first quality sponge. It is a self-adaptable thermal sponge that bounces after penetrating the hearing channel and will automatically adapt to the hearing channel as the temperature is softer, and does not compress the auditory channel at night. offers a soft and comfortable user experience.Effective noise reduction Design in cone of foam ear caps, to adapt perfectly to different hearing channel sizes. They can block strong noises to protect the ears, avoid distractions during sleep and help you concentrate while you are studying.Separate and portable packaging 6 pairs of traffic jams to reduce hearing noises, each pair of ear caps is delivered with independent packaging to avoid crossroads and mixtures, so that you can have your own box gift box 'Exclusive ear, the box can also be used to store all kinds of little jewels. You can win everywhere.Large use The ear caps are small but powerful enough to protect your hearing in noisy conditions. Can block any type of noise easily, you can use them to sleep, travel, concerts, construction, work, study, snoring, office and other places where you need to be quiet. Even if you wear them for a long time without causing irritation or discomfort on the skin.