UHITECH has its own factory, from raw materials to finished products are in its own hands, can guarantee the quality of products from the source. The unique blackout technology can ensure that the curtains we produce have good enough blackout effect. We can bring consumers high quality blackout curtains. Turning day into night is no longer a dream with our full blackout curtains! UHITECH super blackout curtains, use advanced sun blocking technology that can blocks 99% of sunlight. The heavy curtains also can reduce noise from the outside, it can also further improve the curtains shading/blackout effect. Bedroom shading effect, even during the day, these soundproof curtains can create a comfortable sleep enviroment, just like at night. A quiet sleep environment is more suitable for night shift workers, babies and those with poor sleep quality. Living room curtains, bedroom curtains, nursery curtains and many other scenes. Mulitifunctional: These curtains are more than just a shading curtain, it is also, heat-insulating and protect privacy. Saving energy: These light blocking curtains can reduce heat from outside in summer and can maintaining room temperature in winter, reduce energy use, energy saving and environmental protection. We recommend that: Install the roman rod about 8 inches from the top of the window. Because it is hand sewn, the sheer curtains will have 0.4-0.9 inches of error. And there will be a small amount of color difference, but this does'nt affects the curtains' use and curtains' blackout effect.