Keep leaves and other debris from falling into your pool with this cover Rope ties help keep the cover in place Holes in the center of the cover allow for water drainage Intended for use on a 12' x 6' steel frame pool Please note: Listing is for the cover only, pool not included Dimensions: 12.9' L x 6.8' W Material(s): vinyl / rope Note:cover is designed for Jilong pools, may not be compatible with other brands