🌊 Dive into Comfort with the Blue Wave Solar Blanket! Crafted from 12-mil polymer for long-lasting performance. Reduce water evaporation by 95% and save on refills. Easily trim to fit your unique pool dimensions. Keep leaves and debris out, making pool cleaning a breeze. Raise pool temperature by up to 15°F, even on cloudy days! 95% evaporation reduction Passive heating 3-year warranty The Blue Wave NS405 Solar Blanket is a 12-mil thick cover designed for rectangular in-ground pools measuring 12-ft x 24-ft. It effectively traps solar heat, raises water temperature by up to 15°F, and reduces evaporation by 95%, all while providing a durable and customizable fit backed by a 3-year warranty.