Tinted polycarbonate with Quantum hardcoating Glare-free optics give you definition and clarity 30 times more scratch resistant than acrylic and 10 times better than FMR coated polycarbonate 2-point QuickSet, for 1-1/4" handlebar, mount allows for quick connect and disconnect of windshield RakeAdjust allows you to set the perfect angle for your riding style 3-Year manufacturer warranty