Luscious Blue PetMe Cashmere Super Pillow Top Cover Material: Gorgeous luscious Cool Blue PetMe Belgian stretch top cover material offers the incredibly comfortable feel of luxurious Cashmere. Pillow Flex: New age foam has a contouring plush feel of fiber while resisting the body impressions associated with fiber. Contouring Temperature Activated Memory-Cell Comfort Layer: Temperature responsive space-age material contours to the body for even weight distribution to eliminate pressure points. Posturized Multi-Zoned Support Grid: Optimizes support physics & provides separately designed zones for head-to-toe comfort.