Polar - Not only a color, but a state of mind! For those of you who fancy a little splash of color to brighten up your day. Polar M400 is now available
Protective Case for Polar M400/M430 | StrapsCo
Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET
Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET
Polar M400 review: A feature-packed GPS running watch that can also track your steps and sleep - CNET
M400 GPS Sports Watch – Wearables.com
Amazon.com: BoxWave Cable Compatible with Polar M400 (Cable by BoxWave) - DirectSync Cable, Durable Charge and Sync Cable for Polar M400 : Cell Phones & Accessories