The First 20 Minutes: Surprising Science Reveals How We Can Exercise Better, Train Smarter, Live Longer

Stackable sparkle lends a chic, layered effect to your look. CRISLU's thin band ring features bold, micro pave-set black cubic zirconias (1/4 ct. t.w.) in a black platinum over sterling silver setting. Size 6, 7 and 8.

Advanced Driver and Circuitry Design for Superb Bass, Clear Mids and Highs, Creates High-Precision Audio Balance

iPhone Ready: Compatible with iPhone 4G and 3GS, iPad and iPod

World Class Active Noise Cancelling Technology, eliminates unwanted sounds and noises

Superior, Over-ear Design with Full Ear Cup Articulation Ensures the Best and Most Comfortable Fit Every Time

Protective Road Case for Convenience and Storage

A high-flow, washable filter that delivers the maximum amount of air possible into your engine while providing superior filtering

Multiple layers of cotton fabric sandwiched between pleated aluminum screen capture airborne dirt particles

Improves horsepower and torque

Emission legal in all 50 states, will not void manufacturer's warranty

Filters can be cleaned over and over, and are backed by a million mile limited warranty