MATERIAL: The upgraded window ac side panels are made of vinyl, providing better heat insulation and wind resistance, and it can helps eliminate noise HEATING INSULATION: Prevents the leakage of cold air in summer and warm air in winter from sides of the air conditioner, and improves energy efficiency and life comfort SURROUND PROTECTION: Stop dust and dazzling light from in your room, make your life more comfort and keep your window more clean and tidy EASY TO INSTALL: Comes with 2 pairs of window ac side panels with frame, no extra tools required, just insert the frame to the window ac units can be done. Suitable for "clip-on type" and "flat type" window frames Material: PVC colour: White Package Contents: 1 set x Side Insulated Foam Panel Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.