Pool Pillow for Above Ground Pool 4 x 8 Ft, Winterize Pool Closing Kit Winter Pool Cover Pillow, Ultra Thick & Durable Resistant 0.4mm PVC Material Pool Air Pillow for Winterizing（2x16.5ft Rope）

【PROTECT YOUR POOL DURING ALL WINTER】：Pool pillows for above-ground pools are a solution: inflate the pillow to 70–80 % of its full capacity so that, as freezing progresses, the impact of expansion goes to squeezing the pillow instead of into the walls.
【INFLATE & DEFLATE WITH EASE】：Double fold valve, allows 10x faster inflation and deflation compared to traditional valves. The first fold provides air flow into the pool pillow without the loss of air.
【STRONG AND SUPER DURABLE】：0.40mm(27 Gauge ) thick Vinyl which could be used for years,much heavier and better than others.this pool pillow will cope with the cold as bad as −10° F (−25° C). On the other end of its temperature resistance range, the pillow shows impressive stats, too: it can handle the heat of up to 180° F (80° C).
【SIMPLE AND EASY TO INSTALL】：Just slip the included rope through and tie the pool pillow to your pool and the reinforced grommets at 4 corners around the pillow to keep the pillow in position at the center of the pool.
【SAFETY GUARANTEED】: All materials of products have been tested in accordance with product testing and standardized material specifications to guarantee product quality and consumer safety.