WARNING: Due to vacuum compression, the outdoor cushions thickness may not initially reach the specified dimensions, please allow the cushions to sit for 48-72 hours to achieve the full 4-inch thickness after gently fluffing themPlease Check the Size: Before placing your order, please measure your outdoor furniture and compare it with the dimensions of our outdoor cushions to guarantee a proper fit; our outdoor sofa cushions are vacuum-packed, so it's essential to verify the size before opening the packaging; once opened, the cushion cannot be restored to its original packageHigh-Quality Fabric: Our cushion is made of 100% polyester fabric, water-repellent, and durable; the weather-resistant coating protects your cushion against fading for up to 2000 UV hoursNon-Slip Design and Easy Maintenance: The back of the sofa cushions is designed with dense anti-slip particles to prevent shifting; the cushion covers feature explosion-proof zippers, making them easy to remove for cleaning or repl