Curtain is a piece of cloth intended to block or obscure Sun lights. They are used in door and window as a cover also divider or partition between a rooms. Curtains often contribute more to the atmosphere of the room than any other item of furnishing. Plain, heavy curtains falling down to the floor can be used to create a formal setting. Short curtains made of light, brightly patterned fabrics are used to create an informal, relaxed atmosphere. Apart from creating the desired atmosphere, curtains give flexible control over privacy, heat, light, and to some extent noise. Sheer Curtain these are also called net or glass curtains and are usually made of cotton or polyester. They are appealing in the light pastel shades.