Wait until the last minute to order a Pace Band?
Choose Expedited or Express Shipping at Checkout and receive your Band in 1-3 Days.

We Need Your Help!!

We are creating a Marathon Time Predictor Tool utilizing scientific research and data from individual runners' races and training.

Please take 3-4 minutes and complete our Questionnaire to help build this tool. Thank you.

Historical Race Day Weather

Potomac River Run Marathon

May 4, 2014

Race Day Temperatures
High: 73°F  (23°C)
Low: 50°F  (10°C)
Race Start Conditions
56°F  (13°C)
Humidity: 61%

Partly Cloudy
SW 6 mph 
PR Score (Normal Score)
99.25  (98.55)
Course Score

Marathon & Half Marathon Pace Bands

Don't waste months of hard training for the Potomac River Run Marathon by not having a pacing strategy on race day. Our Pace Bands have helped thousands of runners achieve their goals.

Over 400 course-specific bands adjusted for the specific terrain of each marathon, your goal time, and pacing strategies.

Order your Waterproof Pace Band Today!
Only $6.99