Ear Plugs Noise CancellingJoyzlcea earplugs reduce the level of noise up to 32 decibels.They reduce most of noise.which can protect your ears in noisy areas without hurting sound quality.Please kindly noted that:Noise cancelling Mute. Comfort and Secure FitJoyzlcea sleep earplugs made of high-grade silicone. easy to wash with water and can be used for a long time.Ergonomic design on ear tips offers snug fit in the ear canal with zero pain.Provides 4 size silicone ear tips(XS/S/M/L) that fits most people ear canal.you can choose proper ear tips to wear according to your ear canal. Widely ApplicationThe hearing protection ear plugs with excellent sound insulation performance. useful and suitable for any occasions like home. library.airplanes. parties. concert. clubs. sporting events. fireworks displays. construction sites. etc. It's the perfect gift for your lover. family. music loving friends or sensitive sleeper. Unique DisignThe ear plugs for sleeping noise cancelling made of high grade silicone+metal.different from other only silicone earplugs.Joyzlcea earplugs is more fashionable and unique.With a noise reduction filter in the middle.it is breathable. the purpose is balances the pressure between the inside and outside of the ear.You never feel pain even if a long term wearing. What's in The BoxThe package included 1 pairs ear plugs. 4 size silicone ear tips.1 carry storege box and 1 sheet user mamual.