Forerunner® 255 Music Black "Men/Accessories/Socks Clamshell design and long zip

Clamshell design and long zip for easier interior access

This boot  is eligible for a number of paid services

Secure left-chest zip pocket with storm flap

CORDURA® is a trademark of INVISTA for durable fabrics

Forerunner® 255 Music Black "Men/Accessories/Socks Clamshell design and long zipTUNE YOUR TRAINING Add a beat to your step. Get the training and recovery insights you need to run at a higher level plus music to motivate you along the way. Get an overview of your sleep, HRV status and daily workout with morning report. Charge less, train more with up to 12 days of battery life in smartwatch mode and up to 26 hours in GPS mode. Push your limits with a built in triathlon feature and 30+ activity profiles. Plan your strategy with