Our acoustic ceiling panel are made of PET plastic bottles. The bottle flakes are made of 100% polyester fiber. After production and processing, they form a soft and durable material with unique acoustic properties. acoustic ceiling panels and sound absorbing drop ceiling tiles provide effective noise control. Offered in a wide variety of sizes, and designs, acoustic ceiling tiles are an easy solution for improving the acoustical qualities of any space. Polyester panel is suitable for walls and ceiling installation. Many patterns and colors are available to meet different levels of acoustic styles and decorative requirements.