The Orangetheory Heart Monitor Replacement Band Strap OT Beat Burn Size L New is a strap designed to replace the band of a heart rate monitor used during gym and training sessions. It provides heart rate measurement and is specifically designed for use with Orangetheory fitness technology. This replacement band is sized as large, ensuring a comfortable and secure fit during workouts. Perfect for those in need of a new strap for their Orangetheory heart monitor, this product offers a reliable solution to keep track of heart rate while engaging in physical activities.