New from Giro the Siren. Sleek, clean lines combine with a progressive injection molded cylindrical lens for an exceptional blend of style and performance. The Giro Siren is built to fit beautifully with the Decade helmet.
Features:
- Small – Medium Fit
- Injected Molded Cylindrical lens
- Super Fit Engineered
- Anti-Fog Coating
- Vented Lens
- Spectral band
- Helmet Compatible
- Double Layer Face foam with Micro Fleece facing
- Micro goggle bag