Stay cool! The Serta® Ocean Breeze Down Alternative comforter keeps you cool and   dry. It's made of an ultra soft sustainable TENCEL™ fabric, produced using   environmentally responsible processes. HeiQ MINT delivers odor control and   botanical freshness. Feel good about the Suprelle™ Blue Breathe fiber fill,   because it's both moisture wicking and part of an ocean bound plastic   prevention initiative. Complete with 4 corner security loops to keep a duvet in place, this comforter is machine washable for worry-free care.