Earplugs for Sleeping, 2 Pairs, Soundproof, Noise Reduction 35dB, Sleep Aids, Noise Canceling, High Performance Hearing Protection, Airplane, Study, Snoring Block, Travel, Live Music, Work, Soundproof Earplugs, Silicone, Washable, Unisex, with Storage Case (S/M/L sizes x 2 sets each) (White, Free Size) No. 3360 "Significant Noise Reduction" These sleep earplugs, made of excellent high-molecular materials, achieve a noise-canceling effect of 35dB NRR, blocking out most noise, helping you get a good night's sleep, and providing comfortable hearing protection in the long term. "Designed to Fit Your Ears" With an innovative ergonomic design that fits the ear, it is extremely flexible and won't fall out during sleep, and won't hurt your ears even after wearing it for a long time. Compared to disposable sponge-type earplugs, it is less likely to cause pressure or pain due to urethane expansion, making it recommended for sleep and long-term use. "Washable and Hygienic" Distinguish between the left and right ears (L/R) of the sleep earplugs, gently pull up your ear, and simply insert the earplugs into the ear canal for easy wearing. Made of soft silicone, it is gentle on the skin, antibacterial, washable, and reusable. "Freedom in Various Situations" These soundproof earplugs use a high-performance filter to block out unpleasant sounds in your ears when you are concerned about surrounding noises during sleep, work, study, travel, on airplanes, learning, daily life, or in public places. "Package Contents" Earplugs x 2 sets, Ear tips (S/M/L) 3 sets, 2-layer ear tips (S/M/L) 3 sets, Storage case x 1.