NewEgg has the Sennheiser CX300B Ear Canal Headphones for $18 with Free Shipping for a limited time. Deal expires August 17, 2009.

The Sennheiser CX300B Ear Canal Headphones are designed to fit, these headphones adapt to your ears with three sizes of cushion! The Sennheiser CX300B ear canal headphones fit any size ear for excellent quality sound!

A 3.5mm jack fits these headphones to a world of players; from your MP3 to your DVD player, you can hear it all! Play your portable game system or your MP3 player and hear every nuance of sound! This lightweight canal headphone is 3.3 feet long, long enough to easily reach from your pocket to your ears. With efficient ambient noise attenuation, all you hear is what you want to hear!

Lightweight, small and powerful, these headphones are a great investment in your personal entertainment. Resounding bass and thrilling soprano are yours, when you listen through these lovely headphones!