1. Noise reduction: These noisereducing earplugs are crafted from ultrasoft silicone, offering a delicate touch and elasticity. Reusable and washable, they provide an alternative to disposable earplugs. With a Noise Reduction Rating (SNR) of 2733 decibels, they adapt to various environments for effective noise cancellation, significantly reducing most unwanted sounds. 2. Hearing protection: Designed for sleep, these earplugs optimize sound sources and minimize noise with precise frequency balance. They safeguard your eardrums and hearing from harsh noises at concerts, festivals, live events, construction sites, sawing work, or motorcycle rides. 3. comfort ergonomic design—Featuring a bionic jellyfish shape, the ultrasoft silicone earplugs ensure a snug, pain, and slipresistant fit. The updated design conforms to the natural contours of the ear, covering it without deep insertion, eliminating hearing loss risks. 4. Multifunctional: Ideal for sleeping and noise reduction, these reusable earplugs shield against loud and background noise in diverse settings. for enhancing focus during study, work, or reading, they're also essential for travel and commuting.