Material: PolyesterFlat size: approx. 55*10*16.5cm/ 21.65*3.94*6.5"Size after installation (might be a little bit larger or smaller because of the stretch fabric)arm length: approx. 55cm/ 21.7"arm width: approx. 15cm/ 5.7"arm thickness: approx. 25cm/ 9.7"Package Includes:1 Pair Sofa Armrest Covers(sofa armrest cover Only, do NOT include sofa and slipcover)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.1 Pair stretch flannel furniture sofa armrest cover protector.Made of soft polyester, non slip, machine washable.Thickened design, will protect your sofa arm from wear, dirt, stain better.Adjustable strench size, suits most of type furniture, like chair, loveseat, sofa, etc.It is great for home with children and pets, will make your armrest keep pristine longer.