Grow longer with DeWitt’s 1.5 ounce N-Sulate Frost Blanket .  It is a medium weight, permeable, UV-treated fabric designed to protect flowering annuals, bedding plants and vegetables from the severe cold and freezing temperatures. This fabric installs easily and is reusable. N-Sulate can lengthen your harvest time and extend your flowering season. Reusable.  UV treated for long life.  12 foot wide.  Sold in 10' continuous increments or 12' x 10' package. Great to have on hand for those early or late frost.  Our favorite season extender!  Pick your length in the drop down menu.