Garmin Replacement Elastic Strap f/HRM Edge eTrex fnix rForerunner FR60/FR70 & GPSMAP [010-10714-00]
Replacement Elastic Strap
Garmin's soft elastic strap allows your Forerunner® wireless heart rate monitor to fit comfortably around the chest.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
We Also Recommend
Stearns Work Master Vest - Oversize 
Rule 1100 GPH Electronic Sensing Bilge Pump - 24V [27SA-24]
BoatLIFE Life Industries Sanitizer Solution - 32oz Spray