Features 1.Day/night spring roller blinds is the best of both worlds. These style blinds are a two in one system that provides a light filtering blind for the daytime, and a privacy black out shade for night. This allows a warm filtering of light to enter your home during the day, and lets you relax in absolute privacy at night-time.   2.One piece operating chain control two piece blinds open or closed   3.Flexible operation: pull the chain to roll up or just touch the down rail of blind which use the elastic force of spring to roll the blind up.   4.Oil brake system makes the roller blind work smoothly and quietly.   5.Built-in limit switch system used for adjusting the elastic force of spring.   1.Material: polyester ,pvc ,glassfibre   2. Size range：0.32 m ~4.0m width*1.0m~3.0m height   3 composition：blackout fabric, sunscreen fabric,spring,upper beam   4 Mini Order：500pcs

We are specialize in roller blinds and blinds components,such as the spring roller blinds,day/night roller blinds,sheer shades,shangri-la shading,vertical blinds,roman blinds,venetion blinds etc.