Throw pillows are a great way to change up the look and feel of your space. This 13-inch x 21-inch rectangular white lumbar cotton throw pillow insert will help you do just that. Filled with microfiber, this insert is designed to be hold it's shape, be comfortable, and supportive. Pair this insert with your favorite pillow cover to create a new look for your sofa, favorite chair, or even as a decorative part of your bedding ensemble. 13-inch h x 21-inch w x 4-inch d.