WATERPROOF MATERIAL: The armchair armrest covers are made of soft polyester with excellent elasticity, non-slip, machine washable. It is no longer a simple cover, but a part of the sofa armrest. The stretchy armrest covers renew and decorate your chair armrest. The armchair covers are perfect for homes with children and pets. FUNCTION: The sofa armrest covers have a thickened design, better protect your sofa arm from wear, dirt and stains, and extend its service life. The stretch of the sofa cover can perfectly cover the armrest, which is not easy to slip or shift. You no longer have to worry about the chair armrest cover being difficult to use. SIMPLE DESIGN: Our armchair covers are strapless, easy to install, easy to store due to light weight. Color is available and has a simple design, suitable for all styles of chairs and sofas; Machine wash makes it convenient to care for. No bleaching, tumble dry low, no ironing. SIZE & COLOR: 21,79,75,7 inch elasticity (as shown in the picture), set of 2 in one package. Colors: beige/Light gray/Light blue/Sand color/Navy blue/Ivory white/khaki/coffee/camel. Simple design, can be well integrated into different home decoration styles; Just put the armchair armrest covers on the sofa arm; Easy to install and remove.