Polyester Sold By Piece Not Set: sofa covers are crafted from poly velvet fabric and polyester filling, providing a soft and smooth texture that resists collecting hair or pet fur. Multiple Function & Application: This soft furniture cover protects your couch, sofa, loveseat, recliner, and chairs from spills, stains, and pets. It's suitable for all seasons and can also be used as a baby play mat, bedroom rug, floor pad, or window bench mat, among others. Stay In Place: Heavy and thick quilted sofa slipcover with non-slip backing - silicone rubber design ensures it stays securely in place, outperforming standard options that rely on straps. Please note, minor adjustments may be necessary with active dogs and children.