Swimline 21 Foot Round Above Ground Winter Swimming Pool Cover, Blue (2 Pack) outdoor gates Designed with a contemporary look

Designed with a contemporary look and wood-like features

Signal to noise ratio: 102 dB

25-inch or larger inner diameter (additional pipe sold separately)

Its versatile and innovative design serves a dual purpose as a bike rack

Easy assembly with no tools required

Swimline 21 Foot Round Above Ground Winter Swimming Pool Cover, Blue (2 Pack) outdoor gates Designed with a contemporary lookThe Swimline 21 Foot Round Above Ground Winter Swimming Pool Cover is great for keeping your pool in good condition during the cold, winter months, but it will also make getting your pool back into shape in the spring much easier. This pool cover is made of laminated polyethylene sheeting woven with thick, high density polyethylene stitching, which ensures superior tensile strength and durability. It has also been treated to provide maximum resistance