Silicone Earplugs - Side sleepers will love it! Made of super soft and comfortable high quality silicone, which is delicate and harmless to our skin. In addition, there is no pain or foreign body sensation even when worn for long periods of time. [Anti-drip earplugs] - Don't worry about knock them down or lose them. Our earplugs are designed according to human cochlea structure, with 1.15cm length and rhino horn and 30 fin design which fits the ear perfectly, this which allows people with different cochleas to wear them. Whether used for sleeping or exercising, they won't fall off. [Waterproof and Reusable Earplugs] - These waterproof and reusable earplugs last a long time and won't deform not. Just wash them regularly with warm or soapy water and let them dry naturally. [Noise Canceling Earplugs] - Our noise canceling earplugs can effectively reduce harmful noise from 30 to 40 decibels, thus minimizing hum, party noise, decoration noise, etc. to ensure a comfortable environment. Note: Earplugs can only block harmful noise and protect your hearing, but they can't eliminate all 0dB sound, please carefully consider whether it meets your needs before purchasing. > Not just earplugs for sleepingYou can use them anywhere, such as while reading, during lunch break, while traveling, while mowing or maintaining your lawn, or even while swimming.