Winter Pool Pillow for Above-Ground Pools - 4 x 4 ft Pool Pillows for Closing Winter, 0.6mm PVC Pool Cover Air Pillow for Above Ground Swimming Pool Winterizing with 50ft Rope (2 Pack) - BILLROAD, CP02

• High Quality：BILLROAD Pool pillow made of 0.6mm thick high-density cold-resistant material, durable and thick. No more annoying leaks and mid-winter fill-ups. Protection For Your Pool All Winter: The winterizing pool pillow protects above-ground pool walls and pool covers from pressure caused by expanding ice. Inflate the pillow to 60–70 % of its full capacity, as freezing progresses, the impact of expansion goes to squeezing the pillow instead of into the walls. The bulging pillow will prevent the accumulation of precipitation and debris at the center, and lower risk of collapse! Special valve design：The BILLROAD pool air pillow adopts the dual Boston Valve inflation port, which can quickly inflate and deflate, and can prevent air leakage, and always keep the state full of gas Stays in Place : The pool winter pillow designed with 4 reinforced grommets to keep the pool pillow in position at the center –Just slip a cord through, center & tie down. What you get: 4 x 4 feet 2 pcs pool pillows for above ground pools,Extra 50 feet rope,1 piece of leak-proof sticker, 30-day warranty and excellent service. If you have any questions, please feel free to contact us, we will provide you with a satisfactory solution