Noise-canceling --there is no need to insert into the ear canal, and the normal discharge of ear canal secretions will not be affected, for sleep; Soft for sleeping--the workmanship of this product is perfect, and you will have a good in using it, ear-plugs for sleeping; Sleeping soundproof --they are suitable for use on airplanes and high-speed trains to prevent tinnitus, sleeping; Sleeping --the noise reduction effect is good, can completely isolate the outside noise, let you sleep well, Sound Insulation; Protection --these are small and, easy to carry and store, Sound Blocking
What's in the box
1 x Earplugs
