Agfabric Plant Cover Warm Worth Frost Blanket - 0.55 oz Fabric of 39''Hx39''Dia Shrub Jacket, 3D Round Plant Cover for Season Extension&Frost Protection,3 pack Light weight and soft, made of high quality UV resistant fabric. Light-weight FRCs (.5 oz./sq. yard): Perfect for insect barrier, have 85% light transmitte,recommend 2-6F.offrostprotection,andcanbeleftonmanycrops(e.g.,beets,snapbeans,saladgreens)fromseedingtoharvest. Drawstring design Easy drawstring at the openning makes it easier and quicker to cover plants Insect barrier along with Shading, Special for Summer growing, block sunlight to some degree, protects plants from high temperature injury Great for citrus trees, patio trees, tomatoes, grow box systems, shrubs and so on