These are not sunglasses. They're not safety glasses. They're Gogglasses, or were they Goggasses? Lollipops? Wait, what's this called again? Ah yes: The Synthesizer. This model can be customized to your heart's content: you can use the bonus lens included in delivery and benefit from a personalized fit thanks to the E-Spot Adjustment™ and the Nose Bender nose piece.The Synthesizer: the successful marriage of sunglasses and goggles.