Heat Insulation Rate : 60%-80%Ultraviolet Blocking Rate : 80%-100%Transmittance : 80%-100%Product use : sunshade, snow blockSuitable models : A variety of models are availableExpansion size : 201.5*141cmMaterial : aluminum film + cottonAluminized film material, does not hurt the car paint, sunscreen, heat insulation, rain and snow, dust, scratch resistance, strong tensile resistance;Spring: anti wind sand, antiseptic dust, pollen, tree oil, bird droppings, insect ants and animal claws on the car damage;Summer: prevent acid rain, prevent insolation, prevent paint fading, fouling, whitening, and indoor leather and decoration dry brittle crack;Autumn: anti frost, anti ice dew;Winter: Rain and snow proof, protect the car cooler easy to start.SpecificationsProduct use: sunshade, snow blockProduct features: four seasons universal, save time and labor, convenient and fast, easy to storeSuitable models: A variety of models are availableSingle layer: Size after installation: 235*105cm Ear size: about 27cmExpansion size: 201.5*141cmLayer 2: Size after installation: 47*30*3cm Ear size: about 32cmExpansion size :220*140Material: aluminum film + cottonQuantity: 1.The package includes:1* Car snow screen front windshield cover