Blue Wave 16-ft x 32-ft Rectangular Pool Solar Blanket - 12-mil Solar Pool Cover with Thermal Bubbles to Retain Heat and Reduce Evaporation – Fade Resistant Pool Solar Cover for Inground Pool - BlueBrand: Blue Wave Color: Blue Features: EXTEND YOUR SWIMMING SEASON Harness the suns energy to naturally heat your in ground pool by up to 15F. The 12 mil solar blanket for pool traps and retains warmth, keeping your water at a comfortable temperature for longer. REDUCES EVAPORATION AND HEAT LOSS Prevents up to 95% of water evaporation, minimizing refills and maintenance costs. Keep your pool water warm overnight and on cooler days with energy