Size:18x18x8".when filled.Material:Fabric, 45% Cotton+ 45% polyester+10% viscose. High quality fabric, comfortable and durable, not easy to damage. Unfilled round pontoon cover: only pontoon cover without filling material, you can use the old towels, old toys, and old blankets at home to fill the pontoon cover, which is environmentally friendly and economical. Perfect design: using the most advanced digital printing technology, durable bold colors and clear images, handle design, more convenient to use, hidden zippers, smooth sliding. Decorative: This pouf cover has a very exquisite texture, which can provide you with a beautiful home like aesthetic effect. It can be used as a seat, recliner/footstool, family tea time, living room decoration, indoor and outdoor. Don't overfill it so as not to affect the smoothness of the zipper.