Product Parameter: 4'x4' Durable Air Pillow, supports your winter pool cover.
Above-ground Pool Use: Our Pillow is design for above-ground pool to prolong and protect your above ground pool cover.
Easy to Install: Use tool to inflate throng the air valve. If you dont use it, just eject all the air from the valve, and keep it on the dry and clean place.
NO WATER FREEZING: The pillow pushes your pool cover up off the water's surface so the water won't freeze to your pool cover; Keeps water off the top of your pool cover.
SPECIFICATIONS: Cover type: Winter protection; Material: Vinyl; Color: Blue; Dimensions (L x W): 4 x 4 feet.
