1. Material: The filling of chair cushion is high resilience foam which rebounds quickly and has strong support. So the cushion is deformation-resistant under long time sitting meanwhile reduce the sitting pressure for you. The cover of cushion is made from linen fabric, and it is effective in wear resistant, softness and breathability, suitable for daily use and sit comfortably. 2.Multifunctional Chair Cushion: The chair cushion is designed as U-shape, so the cushion can fit the chair surface better than ordinary square chair pads. You can use it at windsor chairs, dining chairs, office chairs and so on. The cushion can not only bring you comform after long time sitting, but also become a good decor to the space. 3.Size and Package Include: The package included 4 cushions. The size of the cushion is 16.515.5 inch. The thickness of the seat cushion is 2 inches. 4.Washable Cover: The cover of chair cushion is removable and there is a hidden zipper in the cover. So the cover is easy to remove and clean, you can choose hand wash or machine wash. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.