ER4 Micro Pro Earspeakers Men's They are so lightweight that

They are so lightweight that they float

pillow-shapped outer lining on one side

Tough injection molded polypropylene and about 1" thick

and you sleeping tight

ER4 Micro Pro Earspeakers Men's They are so lightweight thatAn investment quality earspeaker for musicians, sound engineers, audiophiles and discriminating motorcyclists. Featuring balanced armature, precision matched, custom tuned drivers, these earspeakers offer unsurpassed frequency response accuracy and sound qualityyoull immediately notice a richer texture of nuances, shadings, hues and details. Sounds youve never heard before. Superb noise isolation characteristics reduce unwanted outside sounds by as