With a perfect fit to your windscreen, you get maximum interior protection from harmful UV rays and damaging heat. Our custom sun shades have a triple laminate construction with a foam core centre that acts as an insulator, a reflective layer on the outside, soft felt backing on the inner side and are finished with a stylish black binding. The unique internal foam core provides superior insulation as well as preventing the sun shade from falling when in use. Our custom sun shades also retain its shape and rigidity after use. No more flimsy, wrinkled looking sun shades. The folding design of our custom sun shades allows them to be installed in seconds and easily collapsible when not in use for compact storage in the complimentary storage bag provided. Keep the interior of your car looking like new, prevent fading and cracking, and reduce the interior temperature of your vehicle for a more comfortable journey with a Front Windscreen Sun Shade by Snap Shades. Note: Our custom sun shades block out a significant amount of light and UV rays that enter from the front windscreen, however due to the angle of the front windscreen and additional sensors or different mirror shapes/sizes available for different models, there may be slight gaps around your rear-view mirror or sides to allow the sun shade to fit.ignificant amount of light and UV rays that enter from the front windscreen, however due to the angle of the front windscreen and additional sensors or different mirror shapes/sizes available for different models, there may be slight gaps around your rear-view mirror or sides to allow the sun shade to fit.