【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. The left and right ears (L/R) of the sleep earplugs are distinguished, so you don't have to worry about losing them. Simply gently pull up your ear and insert the earplug into the ear canal for easy wearing. 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 the Most Important】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. High-performance earplugs not only reduce sound to the optimal volume as sleep earplugs, but also help you concentrate on studying and working. 【Safe and Clean Earplugs】Because earplugs come into contact with the skin, the main body can be washed with water for a clean experience. Moreover, it can be used repeatedly, making it environmentally friendly and wallet-friendly. 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. 【Supervised by Sleep Professionals】Earplugs, completely soundproof, Ewbob earplugs for sleep, 55db reduction, noise canceling earphones, for work/study/live/travel/in-flight use, only snoring is not heard, with storage pouch, hearing protection, ear tips, silicone, washable, reusable, unisex (4 sizes S/M/L/XL) 67.226.6602