40dB noise suppressionThe three-layer spiral design is inspired by the Shark breathing gills, and the thickness is only 0.4mm, which is very suitable for the inner ear . Maximum noise reduction NRR 40dB, which can guarantee your hearing against the impact of loud noise. Ideal for sleeping, snoring, swimming, learning, shooting, etc. Fit and comfortableOur sleep earplugs have a unique angled top shape. The noise reduction earplug is more suitable for the shape of the ear canal and improves comfort. You can wear it for a long time without pain or discomfort. Let you enjoy a relaxed sleep in a comfortable situation. Safe Silicone MaterialMade of imported ultra-soft silicone, it is easy to clean and can be reused. The material is soft and elastic, more comfortable, suitable for most ears, non-toxic and tasteless, does not contain bisphenol A, is not allergic to the skin, and is safer to use. < p>Washable and reusableEarplugs for sleep can be washed and used repeatedly. Earplugs that are cleaned while you sleep will make you feel more comfortable and relaxed. Simply wipe them clean or clean them with soap and warm water between uses. Easy to carrySet includes 2 pairs of sleep earplugs that you can share with others or replace them. The earplugs packed in an exquisite storage box can help you store and carry when traveling, and the earplugs against dust, scratches, accidental damage or loss.