Winter pool cover to be used with in-ground swimming pools - Solid material will not let water pass through
Pool Size: 18 x 36 Foot Rectangle - Cover Size: 23 x 41 Feet (includes overlap in total)
Cover does not have a black underside - Extra heavy-duty 10 x 10 scrim - Extra heavy-duty polyethylene weighs 2.91 oz./Yd2
Includes loops for water tubes - Water tubes sold separately - Cover should be able to float loosely on the water, consider going up a pool size if you have steps or a buddy seat