https://www.manful.com/product/radi-cool-covers/double-circle-sunshade-car-windows-radicool-covers.html
Cooling: Efficient radiative cooling, insulating solar energy.

Environmental protection: No additional energy consumption.

Reflection: Reflection, blocking sunlight.

Self-Cleaning: Hydrophobic, oleophoic, antifouling, and easy-cleaning.

Water resistance: The surface has Lotus Leaf Effect, and the fabric is impervious to water

Dust resistance, easy-cleaning: Water-repellent and do not attract dust.

Durability: High anti-ultraviolet, anti-aging.