Contains 4 air conditioning plates, 1 flat mouth interface, 3 fixing screws, and 1 foam tape. Outer plate measures 67 x 16.3 cm, inner plate measures 61 x 15.8 cm, flat mouth interface measures 19 x 8 x 5.5 cm, and hole inner diameter is 5.5 cm. Seamless design ensures no gap between the horizontal line and sliding door, eliminating the need for sealing tape. Easily slide the patch to fit windows perfectly for effective sealing, helping maintain cool indoor temperatures, prevent hot air entry, and improve air conditioning efficiency. Adjustable length ranges from 67 to 220 cm, allowing customization to fit various window sizes. Made from PVC material, offering high temperature resistance, durability, resistance to aging, and is non-toxic and environmentally friendly. Easy to install and remove, suitable for home or office use. Simply connect the window panel, flat mouth interface, and air conditioning hose to direct heat outdoors. The product is simple to assemble, disassemble, and reuse, providing a secure fit after installation. Product material: PVC Product dimensions (approx.): Outer plate: 67 x 16.3 cm, inner plate: 61 x 15.8 cm, flat mouth interface: 19 x 8 x 5.5 cm, hole inner diameter: 5.5 cm Package List: 4 x Air conditioning plate 1 x Flat mouth interface 3 x Fixing screw 1 x Foam tape Note: Due to lighting effects and shooting angles, slight color variations may occur. Due to manual measurement, slight size deviations may exist.