*HIGH-QUALITY PVC MATERIAL- The safety pool cover is made of soft and tough PVC material. The pool cover is not stitched but integrated pressing for extra longevity. The ropes with hookups are designed for easy uses. *4 M ROUND POOL COVER- The in-ground pool cover is 13 ft in diameter, suitable for a 12 ft dia. swimming pool, perfectly fits the pool size. The pool cover can be pulled tight with minimal to no creases or folds. It can reduce evaporation for water-saving. *ENHANCED PROTECTION- The safety pool cover can bear the weight of two adults and a child. It can keep children and pets from drowning while it can protect your pool from debris, leaves, and dirt and keeping water clean. *FOR EASY INSTALLATION- The pool covers are supported across the pool by installation ropes secured onto the PVC cover. One end is anchored into place with removable anchor bolts. The opposite end has corresponding hookups that allow the safety cover to be tensioned across the pool. *MULTI-FUNCTIONAL SOLID COVER- The pool cover is suitable for all types of pools, such as home, garden, hotel, engineering, etc. It ensures that the spring opening of your pool is easier & more convenient. *Specifications Material: 650-680 g/m PVC Swimming Pool Cover Size: 13 ft/4 m in Diameter Swimming Pool Size: 12 ft/3.7 m in Diameter Color: Charcoal Ground Bolt: 304 Stainless Steel *Pakcage Content 1 x Pool Cover 18 x Rope Hookups 18 x Ground Bolts