Fit & Design Constructed from an ultra-premium titanium frame material with a sweep lens design Cylindrical shield with a sweep lens shape Enhanced coverage and an extended field-of-view, Sutro TI Sweep delivers no-slip grip by way of Unobtainium(R) earsocks and an adjustable Unobtainium(R) nosepad Crafted to fit small face shapes Technology Prizm(TM) Lens Technology to enhance color, contrast and detail for an optimized experience Impact Protection: Oakley lenses are designed and tested under extreme high mass and high velocity circumstances to ensure uncompromising protection across a wide range of demanding conditions