Because this kind of ring can't be opened, it will be tightened when it is tightened. Just pull it when you need to use the curtain. So it doesn't matter how many laps.
In addition, red and black are a rope, and the picture is only made of two colors, which is convenient for visual distinction.
Curtains are curtains made of cloth, bamboo, reed, hemp, yarn, plastic and metal materials, which are hung on windows to block or adjust indoor light. With the development of curtain, it has become an indispensable interior decoration, with perfect combination of function and decoration. There are many kinds of curtains, and the commonly used varieties are: roller shutter, window screen, vertical curtain, roman blinds, wooden and bamboo curtain, aluminum shutter, cloth curtain, gauze curtain, seamless gauze curtain, shading curtain, soundproof curtain and vertical curtain.