About this item 🚗【Retractable Full Coverage Glass Roof Sunshade】Hansshow's retractable sunshade is a complete upgrade to the traditional roof sunshade visor! Unlike fabric sun shades, the full coverage sunshade allows the user to open or close it whenever and wherever they want. Once installed, You never have to deal with mounting and dismounting during your daily drive. 🛡【Block Sunlight & Reduce Heat Transfer】Hansshow sunshades are made from innovative materials, the newly upgraded double-layer honeycomb structure fabric is made of PET molecular material combined with aluminum foil to achieve 99% sunlight blockage and a reduction of 85% in heat transfer. Hansshow's sunshades keep the cabin temperature at a reasonable level and largely reduce the use of air conditioning and extend battery mileage. ✔ 【Effortless Compatibility】Developed in a way that anticipates and satisfies all your needs for the Tesla sunroof protection! These retractable sun visors are flawlessly compatible with Tesla Model Y 2020, 2021, 2022, and 2023. Once installed, no daily setup is needed to open and close at will. 🚗【Don't Hesitate, Start Now】In preparation for summer, our Hansshow shades provide you with great shade and don't need to be removed after installation, so you can still open them to enjoy the view outside your window in winter!