GET THE REST AND RELAXATION - Our noise reducing ear plugs natural help reduce the potentially harmful effects of exposure to high or bothersome loud noise levels. Best for block out snoring for peaceful sleeping, study noise, transportation sharp sound, travel, airplanes, DIY Loud Concerts ect. Protect your hearing and improve your quality of life,saying goodbye yo noise annoyance^ HIGHEST 48.4 NRR - Quietest and most comfortable earplugs.Certified average 37 NRR, highest 48.4 NRR, This noise reduction rating gives you the best hearing protection. Extra-soft and lightweight foam for superior all-day comfort - Please use earplugs properly^ MORE HUMANIZED DESIGN - Imitation ear canal shape design, streamlined, funnel-shaped base, Won't fall out and more comfortable. Easily and quickly fitted to the exact shape of your ear. This creates a perfect fitting earplug that will never hurt and provide superior noise isolation^ SAFETY MEDICINE MATERIAL - Polyurethance memory foam,60 seconds slow rebound. Non-irritating to the skin,with the temperature automatically adapt to the ear canal. The foam material is very soft and will not expand your ear canal due to repeated use^ EASY TO STORE AND CARRY - Our each pair earplugs come with case for carrying. Washable and reusable - Brought them home, washed them and ready to use them again. Please confirm the size before you buy (Please look at the picture about the correct way to use and product size)