5% OPENNESS SOLAR FABRIC: The patio shade crafted from durable solar fabric(22% polyester+78% PVC) features long-lasting flatness and wrinkle resistance, maintaining a neat appearance. 5% openness balances privacy and clear outdoor views,blocks harsh glare, filters natural light,95% UV PROTECTION: Blocking 95% of harmful UV rays, these porch blinds bring comfort and coolness to your outdoor living areas.