Description: 【Automatic Retraction】: This Car Side Window Shade features a fully automatic retractable design, eliminating the need for frequent removal and reinstallation. It securely attaches to your car window with vacuum suction cups 【Sturdy Construction】: Equipped with a highly sturdy retractable spring, this car roller window shade maintains its tension and shape even after repeated use, ensuring long term performance without sagging 【Heat Insulation Technology】: Made with quality pvc mesh, this car window sun visor effectively blocks heat and reduces the temperature inside your vehicle, providing a cooler and more comfortable environment during hot days 【Privacy Protection】: The single way perspective design of the car window curtain offers good privacy protection by prevent outsiders from viewinging into your car while still allowing you to see out clearly 【Sturdy Material Composition】: Made from quality pvc combined with aluminum alloy rods, this sun Visor is both sturdy and lightweight Specification: material: aluminum alloy and pvc Size Chart:40cmx45cm/15.75inchx17.72inch Package Includes: 1 Car Side Window Shade Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.