Soft & Supportive – Filled with premium polyester fiber, these 18x18 pillow inserts provide a fluffy yet firm structure, ensuring long-lasting comfort and excellent support for various seating and bedding arrangements. Stitched Edge Design – Precision-stitched edges prevent tearing and fraying, helping these square pillow inserts maintain their shape during daily use. The clean finish makes them perfect for decorative throw pillows or use with stylish pillow covers. Waterproof & Durable – Made with a water-resistant polyester cover, these outdoor pillow inserts help protect against moisture and spills, making them an excellent choice for both indoor and outdoor settings. Product Dimensions – Measuring 18x18 inches, these throw pillow inserts offer a balanced and stable shape, perfect for use on sofas, chairs, beds, and patios. Versatile for Any Space – Whether used indoors or outdoors, these white pillow forms bring both comfort and style to any setting. This set of 4 decorative pillow inserts enhances living rooms, bedrooms, and outdoor seating areas with ease. Experience softness and support with these outdoor pillow inserts, available in set of 4. These decorative throw pillows are filled with high-quality polyester, offering a plush yet firm feel for long-lasting shape retention. Whether you're decorating your sofa, bed, couch, or patio furniture, these throw pillow inserts provide the perfect finishing touch. Designed with a clean stitched edge, these square and rectangle pillow inserts maintain their lightweight and flexible structure, making them perfect for lumbar support or adding an extra layer of coziness. Their simple yet elegant design makes them easy to pair with any pillow covers, blending seamlessly into any indoor or outdoor decor. Made from waterproof white polyester fabric, ensuring durability for both indoor and outdoor use. Their soft and breathable construction guarantees skin-friendly comfort, making them a must-have for your living space, patio, or garden furniture.