1、EXTRA THICK: The key to an effective above ground pool winterizing kit is the material quality. Also important in pool covers for above ground pools are the seams, poorly done, they will let dirt through. Our round winter pool cover prevents and keeps the water inside uncontaminated until spring. 2、SUNPROOF: A pool closing kit for above ground must protect the pool from UV radiation that stays high in winter. Our pool closing kit has LDPE coating on it that withstands solar UV. The black underside of the oval pool cover won't let the water overgrow. 3、COLD RESISTANT: You want your winter pool cover round above ground pool protection to survive low temperatures. Unlike a simpler pool tarp, this swimming pool cover will cope with the cold as bad as -10℉(-25℃) and the heat as high as 180℉(80℃). 4、STRONG FASTENINGS: To make sure that your pool winter cover won't collapse, our swimming pool covers for above ground pools have a steel core cable that goes into reinforced metal grommets, so you can consider your pool wrap neatly tucked. A specially molded winch turns smoothly and makes it easy to really tighten the cable. 5、SUPERIOR WIND RESISTANT: With our superior wind resistant design and ultra thick materials, you can rest assured that your pool will be protected from inclement weather conditions all year round. Item Type: Winter Pool Cover Material: PE Rope Length: Approx. 3048cm / 1200in 1 x Winter Pool Cover 1 x Cable 1 x Winch