We sell Tandon Air Brands "JUMBO"Quality- Made from Pure HDPE- Strong and Durable- Anti-Mossand 10 Years Guarantee  1. OUTSIDE LAYERSTank protective layer against Ultra Violet with a choice of colors in harmony with the building. 2. CENTRAL LAYER WITH PE FOAM QUALITYFlexible layer as a protection against the impact and heat of the sun. 3. MUD HOSPITAL LAYERSpecial formulation of white and slippery inner linings to inhibit the growth of mosses and chilies. - Made from pure Polyethylene and food grade- Strong and Durable- Moss Resistance Coating- Body Multilayer certified and SNI certified Jumbo products