Color: Graphite/ Silver Product Structure: 2plies(Layers) Thickness of Basefilm: 1.5mil Hardness of SRC: Over 2H Reflective: Reflective Visible Light Transmittance: 20% Ultrabviolet Rejected: under 2% Shading Coefficient: 0.49 U-factor: 1.03 Color Fading: Min. 3.5 years Scratch Resistance: Min. 7 years Loosing of Isolation(Delamination& Adhesive Failure): Min 10 years