Featuring German engineering and technology developed over 125 years, the Klasse Twin Sewing Needle provides you with the ideal solution to creating decorative, distinctive, and unique heirloom sewing and elegantly decorative top stitching on a variety of fabrics including woven fabrics, knits and synthetics. Attached to a single crossbar, the two needles allow you the ability to stitch two rows concurrently resulting in ornamental effects for heirloom sewing, pintucks, fancy hems, and other decorative effects.