Professional noise-cancelling earplugs, sleep comfortably and soundly. shape earplugs. The special-shaped earplugs can adapt to each person's different ear canals and achieve a good fit, so that your sense of use is not affected. For better isolation, first clean the ear canal with a cotton swab or napkin, then take out the formed ear tip, split it in two, squeeze the ear tip into a strip, press the ear tip with your index finger, and insert it into the ear canal to fill it. After the shaping is complete, you can start to block the noise. Not only is it suitable for different ear canals, but compared with sponge earplugs, the shaping earplugs are softer, and they will not feel swelling and pain when worn for a long time, and they are still very comfortable. In addition, the ears cannot be used to sleep, and the sound insulation effect is good. Designed for comfort, 3D scans of many geometric shapes have been used to create small pea-sized earbuds that are flexible and comfortable and conform to the shape of the upper contour of the ear. Suitable for use in the library, sleeping and some noisy scenes. Package includes: 1 box = 60 earplugs