If you're training for a half marathon (21.1km) or doing the full distance, the PR 21.1 stays light and airy even as the day grows hotter.
- Fabric is a polyester, LYCRA® blend with excellent moisture management
- Rated to UPF 50+ for sun protection that won’t sweat off
- Ventilation panels at sweat zones
- Ergonomic construction for freedom of movement
- Headphone cord keeper
- 360-degree reflective elements for visibility on warm evening runs
