Approved by flight attendants</br>Recommended by doctors</br>Drug free solution</br>Made of hypoallergenic and latex free soft silicone</br></br>Product Description</br></br>Relieves ear discomfort, clogging and popping with the exclusive CeramX filter that regulates air pressure naturally.</br><br/>http://www.amazon.com/gp/product/B000KNDELE