The whiteboard eraser is made of chenille and sponge material, lightweight and durable, and it can serve you a long time. The surface make it more convenient to use. It is portable and practical for long time use. Suitable for all whiteboards, mirrors, blackboards, glass and other dry-erase board surfaces. Features -Color:Assorted Color -Material:Chenille, Sponge -Size:15.50X11.00X4.00cm/6.09X4.32X1.57in - The whiteboard eraser is suitable for homes, offices, training institutions and other places. - It is simple in design, but very practical in use, which brings great convenience to you. - Made of chenille and sponge materials, durable and practical for use. - Reduce dust and avoid harm to the respiratory tract. It can give you a great usage experience. - Lightweight, it cleans the surface and will not hurt the whiteboard. Portable and washable feature make it more convenient to cleaning. Package list: 4 x Whiteboard Erasers