De Witt NS12 Fabric N Sulate Plant Protection, 10-Feet, 1.5-Ounce DeWitt N-Sulate Frost Protection Blanket 12ftx10ft Dewitt N-Sulate is a medium weight permeable frost protection blanket used to protect annuals, bedding plants, vegetables, shrubs, and more It provides approx. 6-8 degrees of protection and allows 50% light penetration This product is made in China N sulate plant protection fabric It is 1.5-ounce medium weight, permeable, UV treated fabric Designed to protect flowering annuals, bedding plants and vegetables from freezing temperatures This fabric installs easily and is reusable Measures 10-feet length by 12-feet width