1.Polyester 2.Enhanced Comfort: Quilted mattress pads are designed to add an extra layer of softness and comfort to your mattress. The quilted stitching creates a plush surface that can make your bed feel more luxurious, helping you sleep more soundly. 3.Softness and Comfort: The siliconized coating on the fiber enhances its softness and provides a smooth texture, making it ideal for applications where comfort is essential, such as bedding, pillows, and clothing. 4.Temperature Regulation: Many quilted mattress pads are made with breathable materials that help regulate your body temperature as you sleep. This can be especially beneficial if you tend to sleep hot or cold, as it can help maintain a more comfortable sleeping environment. 5.Protection for Your Mattress: A mattress pad acts as a barrier between your body and your mattress, helping to protect it from spills, stains and other potential damage. This can extend the lifespan of your mattress. The 360° fabric sides easily stretch to fit mattresses up to 18' thick. It can be easily placed on all mattresses.