【Ergonomic Design, Fits the Ear】The arc shape conforms to the shape of the ear canal, so it won't fall out even when worn during sleep, and there's no pressure even when sleeping on your side. No worries about losing them. These sleep earplugs distinguish between left and right ears (L/R), and are easy to put on simply by gently pulling up the ear and inserting the earplug into the ear canal. Comes with redesigned ear tips in 4 sizes (S, M, L, XL), providing excellent sealing for all ear sizes and ensuring a secure fit. 【Soundproofing is Paramount】Made of soft silicone, it has high soundproofing performance, reaching an SNR value of 55dB. It blocks out most noise, allowing you to immerse yourself in a quiet atmosphere wherever you are. Improves sleep quality and concentration, and protects hearing. These high-performance earplugs not only reduce sound to the optimal volume for sleep, but also help you concentrate while studying or working. 【Safe and Clean Earplugs】Because earplugs come into contact with the skin, the main body can be washed with water, so you can always use them in a clean state. Moreover, they can be used repeatedly, making them environmentally friendly and easy on the wallet. Comes with a dedicated case for clean storage and portability for travel and business trips. 【With Storage Case & Convenient to Carry】To protect the earplugs from dust and moisture. Comes with an earplug storage box, making it convenient to carry and eliminating the worry of loss. Suitable for deep sleep, snoring prevention, studying, airplanes, work, public transportation, etc. Quickly blocks out external noise, allowing you to enjoy a quiet atmosphere without being disturbed by the outside world. 【2025 New Release Noise Blocking Comfortable Silence】 Earplugs Noise Cancelling Sleep Earplugs Complete Sound Insulation Noise Reduction 35dB Snoring Prevention Earplugs Hearing Protection