1.More Sizes Plant Jacket Covers Freeze Protection: The frost plant covers are available in three sizes 42" x 45", 48" x 72", 78" x 89", you can choose the size you need the most. For better plant ze protection, we suggest you to choose a slightly larger cover 2. and Frost cloth: The plant cover is made from breathable, lightweight, durable, Anti-UV 2.2 oz./sq.yard non-woven polypropylene fabric, transmits 85 percent of available light which enough for keeping heat in while protecting against harsh weather, bugs, animails, and birds 3.Effective Ways to Winterize Your Garden & Outdoor Plants: The row cover is an ideal tool to extend the growing season into early spring and late fall, perfect for fruit trees, greenhouse and shrub potted plant. The garden cover not only can effectively against frost, ze, rain, snow, wind, and low temperature in winter, but also can protect your plants from strong sunlight, insect and birds during spring and summer 4.How to Use the Plant Blanket: The tree covers design with an easy-to-use drawstring attachment around the bottom, and the biggest size 89" x 78" designed with drawstring around the bottom and zipper on the one side, you just slip the plant cover over the plant's foliage and gently tighten the drawstring around the stem