Available with the SPY Happy LensTM and TridentTM polarization / Built from virtually indestructible Grilamid® / Integrated hinges / 6-base polycarbonate ARC® lenses / 100% UV protection / FRAME MEASURES:  57-18-142</br></br>Product Description</br></br>Ken Block's swagger and adventurous driving style helped shape the Helm. Available with the SPY Happy Lens™ and Trident™ polarization / Built from virtually indestructible Grilamid® / Integrated hinges / 6-base polycarbonate ARC® lenses / 100% UV protection / FRAME MEASURES:  57-18-140</br><br/>http://www.amazon.com/gp/product/B00OV58XTA