Crush fabric made of 100% polyester, opaque, with a 20 mm pleat. Individually height-adjustable via 2 aluminum operating rails, including 2 operating handles and 4 premium clamp carriers for easy installation on the window sash (adjustment range approximately 6-30 mm). The clamp carrier is made of UV-resistant plastic, and the braced pleat ensures fixing even when the window is tilted. Tip: Use carrier for rebate installation or adhesive carrier for adhesive mounting on the window sash. Note: Clamp carrier is only suitable for windows with rubber seals.