1---EAR PLUGS NOISE CANCELLINGThe sleeping earplugs are made of high-grade silicone and are easily washable for long-term use. The ergonomic design on the earplugs allows them to fit snugly into the ear canal with zero pain. They reduce most noise and protect your ears in noisy places without harming the sound quality. Ear defenders are perfect for reducing noise, relieving tinnitus and protecting your hearing. Please note: Noise reduction 100% silence. 2---PREVENT HEARING LOSS: Our soft silicone ear plugs are ergonomically designed around the shape of the human ear. Simply push the hearing protection ear plugs gently into the ear and they cover the ear without penetrating deep into the ear canal. This design not only reduces noise but also does not harm the inner ear, avoiding the risk of hearing loss and middle ear infections caused by long-term wear. 3---ENJOY YOUR SLEEP : The earplugs for sleep are designed for light sleepers. Ideal for supine and side sleepers, they don't fall out easily when you sleep, so you can enjoy a restful sleep all night long. These versatile noise blocking earplugs are very b not only good for sleeping, but also for helping you to concentrate when studying, working or reading. And they're also a must-have when travelling or commuting. 4---WIDE RANGE OF APPLICATIONSThe noise-cancelling ear plugs have excellent noise isolation and are suitable for any occasion such as home, library, aeroplanes, parties, concerts, clubs, sporting events, fireworks shows, construction sites and more. It is the perfect gift for your loved ones, family, music-loving friends or sensitive sleepers.