If your Eustachian tubes often fill up with mucous, phlegm, and lose brain matter, you can now easily blow it out with this $60 device</a<. By plugging your ear with one end and pressing gently on a little bulb, you change the inner ear pressure and move the offending object or objects out of the way. It's also great for diving, air travel, and creating an abject sense of horror in those around you.
