"each unit inlcuding 2 panels and 2 tie backs. Top is tab top, with 8 tabs, to suit pole up to 24mm dimeter, two sides are 2cm hem, and bottom is 10cm hem. Perfect finishing, don't compare with the cheap ones 100% Polyester, easy to wash, just put in washing machine with 30 °water and wash, after laundry you can hang them back to pole directly to give straight looking 56''wide and several heights to chose from. 28 colors to chose from Voile is a widely used and It is a very popular material for long time, It can give you good privacy during the day and anti-UV when the sunshine is strong Each panel is 142cm wide which is suitable for a window width of up to 100cm / 40"" wide after appropriate gather. If you have a wider window you can just purchase more panels, The more gathering gives more beautiful looking"