Vertical blinds are the specialized ones used for the fixed large windows. The specific features of such blinds are compact, lighted weight, easy to use, and easy to clean up, cheap. Vertical blinds are indispensable for such spaces as: offices, coffee shops, apartments, schools... Vertical blinds are made up of vertical polyester plastic leaves dropping down with such basic features as: rotate right/left at 180 degrees, pull all to one side or evenly on both sides to help you easily adjust the light level for your room. Low cost, high durability, light getting ability, 100% sunscreen are the advantages from this type of vertical blinds.