Awareness is key to survival in the wild, and youll catch everything with your brand new Giro OnsetTM Goggles. The EXV expansion view provides the widest peripheral vision of any goggle on the market, while the anti fog vented True Sight spherical dual lenses provide superior vision. Super Fit is ideal for larger and wider face shapes. EXV expansion view for enhanced peripheral vision. Anti fog vented True Sight spherical dual lens. Helmet compatible design. Triple layer face foam with microfleece facing.