Dreamy, relaxing patterns floating in the air that inspire awe--and absorb noise! That's the new Sonex Whisper Wave. Whisper Waves are made of fireproof melamine foam. Suspended with clear monofilament line (a.k.a. fishing line, not included) from our hangers (sold separately), they float peacefully above your space. Whisper Waves reduce noise levels and help eliminate echoes. They're also fireproof, UV resistant, and unaffected by heat and humidity. They are used everywhere from conference rooms and restaurants to schools and offices Sonex Whisper Wave Panels, Baffles, Ceiling Clouds and Awnings are designed to provide you with exceptional acoustical control and design flexibility.They are super lightweight and an ease to install. Whisper Wave products are perfect for classrooms, cafeterias, multipurpose rooms, indoor swimming pools, offices, libraries, religious facilities and other large open areas. Whisper Wave is made from willtec foam, which is Class 1 fire-rated for flame spread and smoke density. Willtec natural also meets the corner burn test UL 1715.