Dear customer, Thank you for choosing our products. If there is any problem with our products, please contact us through the order information. We will be happy to serve you and solve it for you as soon as possible within 12 hours, thank you! Material: High quality cotton thread and hand-knitted by craftsman exquisitely support washable. Universal : Strong sturdy rope good for heavy curtains, the rope is approx 30 inch, which is long enough for you to tie up all the window curtain panels in any sizes, also easy to adjust the tightness. Design: you can tie window drapes up easily by fastening the cord loop without install,hooks are no more needed and don't damage your wall. Wide Applicability: Multiple colors available, match all kinds of different color curtains, suit for living room, bedroom, study room and bathroom, also a exquisite decoration of the house. As different computers display colors differently, the color of the actual item may vary slightly from the above images. Product description Material: Cotton Size: Length: 77cm; Ball diameter: 7.2 cm Notes:Please allow 1-3cm measuring deviation due to manual measurement.