Good solar shade materials include PVC-coated polyester yarn, which is used in the Textilene 80 solar screen fabric, and knitted fabric of high-density polyethylene, which is used in Gale Pacific’s Coolaroo heavy shade. Customer reviews of both products state that they allow sunlight but not heat.
The Textilene 80 solar screen fabric available on Quality Screen has a customer rating of five out of five stars, as of January 2016. This product's 80-percent shading provides good UV blockage, quality outward visibility and good ventilation. Customers rave that through the use of this solar shade, they can reduce their air conditioning use and save money.
Gale Pacific’s Coolaroo heavy shade fabric available on Amazon.com has a customer rating of 4.6 out of five stars and provides good light filtering and breathability.