- Only compatible with COROS Heart Rate Monitor
- Material: polyester fiber, nylon, spandex
- Arm Size (Standard): 7.09-12.6 inches (18-32cm)
- Arm Size (Large): 9.4-16.9 inches (24-43cm)
- Snug and easy fit for enhanced heart rate accuracy
- Breathable and comfortable during long workouts
- "EXPLORE PERFECTION" included on the band
