1.Material Description:Made of Oxford cloth and high-quality pearl aluminum film. 2.Product Performance:Constructed with Oxford cloth and premium aluminum foil material, this sunshade effectively shields your car from the sun, protects the interior from aging, and creates a comfortable and cool environment. The portable size makes it easy to carry and store without taking up too much space. 3.Applicable Scenarios:With universal size of 51"*28", it is suitable for most windshield sizes. 4.Accessory Construction:Features an elastic band for storage on one side, as well as two eyelets at the upper and lower ends for securing to the front windshield using suction cups. Comes with 4 suction cups. 5.How to Use:Insert the suction cups into the buckle (with the suction side facing out), spread the sunshade flat on the windshield, then attach the suction cups onto the glass. It is recommended to remove any air bubbles during attachment and ensure that there is no dust or dirt on the glass surface for better results. 6.Washing Instructions:Hand wash or gentle machine wash; do not bleach. 7.Instructions for Use:With concave end facing upwards, use two suction cups to secure through eyelets onto windshield. Please check your windshield size before purchase to ensure proper fit. 8.Special Instructions:Due to different measurement methods, a margin of error within 1-3cm in size data is normal.