Coros Heart Rate Monitor - Grey BF20 Inner brief support: Built-in mesh

Inner brief support: Built-in mesh brief offers lightweight support and a secure feel as you move

Moisture-wicking

Flat toe seam

outseam - 16 in / 41 cm

Safety Information:

Coros Heart Rate Monitor - Grey BF20 Inner brief support: Built-in meshCompatible with any Bluetooth heart rate enabled device, the COROS Heart Rate Monitor delivers over 38 hours of continuous accurate heart rate monitoring to track your workouts in distraction free comfort. The Coros Heart Rate Monitor arm belt prevents clothing or gym equipment from getting caught: giving more mobility and comfort to the wearer, versus a traditional chest strap. Features: Comfortable and simpler to wear than a chest strap. Easy to