All-Seasons products are designed to give you the best of both worlds. Its innovative dual-comfort design ensures the perfect temperature control for a rejuvenating sleep experience. One side features our signature COOL-TECH™ fabric, which draws away heat, leaving you feeling crisp and cool as you drift off to sleep, while the other side boasts our advanced ULTRA-TECH TENCEL™ fabric, that envelops you in a luxuriously soft, comforting embrace while also helping to regulate your temperature, ensuring optimal comfort during cooler nights. - Product Details provided by Manufacturer, Slumberland not responsible for errors in information.