Gelled Microfiber™ Collection King Pillow Filled with gel-coated microfibers, the soft, consistent filling of the Gelled Microfiber® pillow can be molded to your ideal comfort level. Its soft, consistent filling does not shift or clump. The luxurious down feel of this pillow offers the versatility of down without odors, allergens, and sharp quills. A 250 TC pure cotton percale cover accompanies this pillow. Available for Online Purchase Only. Assembly required. This product ships direct from the manufacturer, so RC Willey Delivery is not available.