What You Get - In KAUGIC's eco-friendly packaging, there is 1 set of earplugs, 4 sizes of soft silicone ear tips (XS-L), a pair of foam earplugs for emergency use, and 1 high-quality PU carry bag. After using, you just put it into the pocket or a drawer. If you have any problem with our ear plugs, please feel free to contact us. We are willing to replace or give you a full refund. Stay Focus On Your Own - Wear for a whole day, you even can't feel them in your ears. Our earplugs offer hearing protection from loud noises and background noise in many situations. They will help you totally focus on what you do, which is a perfect choice for sleeping, snoring, travel, housework, study, office & other occasions. Safe, Reusable & Washable - The ear plugs for sleeping are sure to be a good aid for your sleep, allowing you to fall asleep in peace. Skin-friendly silicone, you don't need to worry about quality issues, you can rest assured to clean, not easy to damage and durable. A one-time purchase with great value for money. Find Your Fit - Our ear plugs come with ear tips in 4 sizes - XS/S/M/L, please take a test to get the right size that fits your ear canal for maximum noise blocking and comfort. Notice: If the earplugs do not reduce sound sufficiently or fall out, try on a larger one, if your ears hurt, take a smaller size. Effective Noise Reduction - Compared to other earplugs of reducing 18 or 27 decibels sound, KAUGIC upgraded ear plugs reduce the noise level up to NRR 32dB and give you a relatively quiet world. Please NOTE: The sleeping ear plugs can block most noise to a acceptable volume, but not totally silent.