Minimize Noise Ear Plugs for Sleeping- Ear plugs with unique patented design, three-layer umbrella structure. Silicone ear plugs will form a triple noise barrier after enter the ears. When the noise passes by, it will be reduced layer by layer, thereby minimizing the noise. Soft and Comfortable, not Easy to Fall- Ear plugs use anti-allergic nano silicone material, each pair of sleep ear plugs are small and lightweight, which can minimize the pressure on the ear canal, can be better close, not easy to fall. Whether you sleep on your side or other sleeping positions, you can easily enjoy a comfortable sleep, suitable for long-term wear. Reusable & Easy to Wash- The high-quality silicone material of the ear plugs has good water repellency, and the attached dirt can be easily rinsed with water. The earplugs will look new after washing and drying, which is hygienic and convenient, and has a long service life. Convenient & Wide Application- The ear plugs are light and compact, and the included storage box is easy to carry and can be used in various scenarios. Whether it is swimming, sleeping, self-study, working, machine operation or concerts, it can meet your needs to reduce noise and give you a quiet space. Suitable for Different Ear Canals- sleeping earplugs are ergonomically designed. The three-layer umbrella structure from small to large can not only effectively block noise, but also fit different ear canals well, which is suitable for people with different ear canal sizes.