![kwmobile TPU Silicone Strap Compatible with Polar M400 / M430 - Tracker Band - Camouflage Dark Grey/Black/Light Grey : Electronics kwmobile TPU Silicone Strap Compatible with Polar M400 / M430 - Tracker Band - Camouflage Dark Grey/Black/Light Grey : Electronics](https://m.media-amazon.com/images/I/61mumnBc98L._AC_SX522_.jpg)
kwmobile TPU Silicone Strap Compatible with Polar M400 / M430 - Tracker Band - Camouflage Dark Grey/Black/Light Grey : Electronics
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
![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](https://www.cnet.com/a/img/resize/c7c441cb6aaaaaab2c03f0c0e833b6fdf744cccf/hub/2014/11/20/2b4eef50-b6e6-4a90-a19e-755b53f16f30/polarm400.jpg?auto=webp&fit=cover&height=482&width=856)
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](https://www.cnet.com/a/img/resize/2b801963ea3df437c926c8204a277e93e199bc1a/hub/2014/11/18/d4058596-e577-4eda-8536-a2398b2f808e/polar-m400-product-photos-19.jpg?auto=webp&fit=crop&height=360&width=640)