Impact Modified Windshields are made of a modified acrylic. This modified acrylic has a higher resistance to shattering when compared to regular Acrylic. This modified acrylic has a nominal thickness of 0.177-inches. This is commonly referred to as OPTIX Impact Modified Acrylic. This windshield is assembled using a patented adhesive process for the continuous hinge. All mounting hardware is provided in the false bottom of the box. This windshield will be packaged individually for damage-free shipping with a protective film applied to both sides. This is a high-quality windshield made in America since 1993. You may also want to consider wind blockers and air dams to help effectively eliminate the wind drafts from above the windshield. This is a quality RedDot Product.