Expand your workspace in a snap. Simply slide this extension table over your sewing machine's free arm and adjust the legs to the proper height. Now you have the space to manage large home-décor or quilting projects and tackle bulky fabrics with ease. Features Adjustable legs provide stable support on all sides of the table, Large ruler bar on front of table in inches and centimeters for quick and accurate measurement. Measures approx. 19-1/4"L x 12"W x 3-1/2"H . No assembly required.