Running

Pace Band - A wristband which lists pacing split times for marathoners. A variety of desired finish times are available.
www.paceband.com/

WeightVest.com - Offers vests to promote muscle increase. Lists features and testimonials.
www.weightvest.com/

Williams Pace Calculator - Portable pace calculator that performs road, track and heart rate calculations for runners of all abilities.
www.pacewear.com