Features:Premium material: these noise-cancelling earplugs are made of premium silicone, which is soft and fits snugly into the ear canal without creating any pressure.Sleeping earplugs: these noise-cancelling earplugs are comfortable to wear and won& 39;t fall out easily, even when lying on your side or rolling over.Fits all sizes of ears: the earplugs are designed to cover the ear canal opening only, do not push them into the ear canal. Mould the whole earplug into a ball shape. Do not split the earplug into smaller pieces as small parts may cause damage to the ear.WIDELY USED: The waterproof earplugs have good noise cancelling properties to drown out noise from construction sites, concerts or traffic, allowing you to have a better sleeping or studying environment. Thanks to their excellent waterproofing properties, the earplugs also protecting your ears when swimming.Practical: these earplugs will easily block out most noise, allowing you to work and sleep with peaces of mind.Notice:1.Actual color may be slightly different from the image due to differentlight effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material: Silicone