Color: Black 20% Product Structure: 2plies (Layers) Thickness of Base Film: 6mil Hardness of SRC: Over 4H Reflective: Non-Reflective Visible Light Transmittance: 20% Visible Light Reflectance: 5% Solar Transmittance: 19% Solar Reflectance: 5% Total Solar Energy Rejected: 9% Ultraviolet Transmittance: under 1% Shading Coefficient: 0.82 U-factor: 1.02 Color Fading: Min. 7 years Scratch Resistance: Min. 7 years Loosing of Isolation( Delamination& Adhesive Failure): Min 10 years