This solid safety cover system comes with pull-tite commercial grade springs installation rod anchor key and storage bag. The cover is 30-percent lighter than standard solid covers and it is made of pvc coated polyester fabric. It blocks sunlight and does not allow springtime algae growth. 50-Percent more puncture resistant improves resistance to damage and puncturing from falling tree branches deer hooves and stray animals. It comes with pump in lieu of drain. This cover meets or exceeds safety cover performance standards as set forth in astm f 1346-91. It comes with 15-year limited manufacturer warranty. Package quantity : 1