InsulSafe SP is a high-performance thermal and acoustical insulation designed for pneumatic installation in open attic areas. Made of unbonded, white virgin fiberglass, it is noncombustible, noncorrosive and odor-free. It won’t settle or cause mildew and fungus growth and contains no formaldehyde, according to the manufacturer. It is comprised of 20-25 percent recycled content and covers 67 square feet per bag, achieving the same R-Value with less material to transport and handle.