Contain a patented acoustical chamber which reduces all sound to approximately speech level

Permit wearer to hear and carry on a conversation at all times, without removing the hearing protection earplugs

Can be worn continuously without discomfort

Ear channel is not blocked

Made of soft material that can be easily cleaned with soap and water

Custom earplugs are a soft consistency, giving the best auricular seal, with the acoustic filter inserted into the sound passage

Do not seal off the ear sounds or passage of air

Have no mechanical or electronic parts to move, wear out, contaminate, or injure the ear

Change of air pressure will not bother wearer