Launch into cooler, deeper sleep with the Cosmo Performance® Pillow. With dual cooling layers, breathable mesh and air vents, Cosmo prevents overheating so you sleep cooler and wake refreshed. Its innovative Hybrid design features our adaptive React™ fill with two distinct feels—a softer, cradling side and a firmer, more supportive side—for the ultimate balance of comfort and support. Sleep isn't just better with Cosmo. It's out of this world.