Lightshifter, now in XL size. Keeping everything that you love about this performance cycling frame but increasing dimensions to fit the larger faces. Experience the XL field of view while keeping the high performance specs such as the high grade TR90 nylon frame for lightness and flexibility, Thermogrip® rubber for stability and adjustable nose pad for a perfect fit.Adjustable nosepiece:- The shape and angle of the multi- plane nosepiece can be adjusted to accommodate any nose bridge for a truly custom fit.Interchangeable lenses:- Bollé® helps you stay on top of your game with this interchangeable lens system. By giving you the flexibility to match the lens to the condition, this system ensures optimum performance for any condition.Thermogrip®:- The temple tips, nose pads and adjustable nosepiece are all made from our proprietary Thermograph. This hydrophilic material has moisture-absorbing properties that keep the frames comfortably in place, even during extreme exertion.Features:- Thermogrip- Snap Hinge- Optical Clip Compatible- Vented lens- S-curved templesTechnology:What is Phantom?:- The Phantom lens is a combination of 3 advanced technologies that revolutionize how you see your environment. Made with NXT® material for enhanced definition and a molecular photochromic filter that adapts to all light conditions. Also, a high-contrast filter improves color and depth perception.Optical clarity:- Whether you are on a bike, a slope or out in the country, perfect vision is crucial if you are to perform at your very best. With optical clarity close to that of a mineral lens, our NXT® lenses considerably improve your vision acuity, thus improving hand-eye coordination and intricate motorskills. This enables athletes at every level to employ the technology required to beat the competition. High impact resistance:- NXT® lenses not only protect you 100% from harmful UV rays, but are also built for maximum impact resistance. NXT® is one of the strongest materials on the market. Originally adapted from military use - jet canopies and helicopter windshields - lenses are subjected to rigorous high-velocity impact tests. Lightweight:- NXT® material is close to the lightest lens material available today, at 14% lighter than polycarbonate. This allows for larger designs with fuller coverage, ultimate protection and utmost comfort. Available in prescription:- Because everyone's vision is unique, our NXT® lenses are available with our B-Thin Technology, suitable for 99% of prescriptions.