This Outdoor Water Resistant Patio Sofa Cover keeps your outside furniture clean and dry. This cover is made of woven polyester fabric from a dyed thread, instead of the more commonality used coated thread, to keep your cover fade resistant. Now treated with an environmentally friendly non-PVC coating on the underside of the cover to keep the fabric 100% waterproof. Has solid brass eyelets and durable tie and cord locks for fastening and keeping the cover secure in windy conditions. Resistant to mold, mildew, and rot. Won’t crack in the winter and resistant to high temperatures in the summer.