DURAK QTT stands for Quilting Top Thread and is a strong quitting thread from 100% polyester. It is available in two different ticket numbers, 60 and 80, and was specially developed for the mattress and quilting industry. Because of its excellent sewing performance and competitive pricing it is a favourite for many mattress and home textile producers. It gives excellent seam appearance on materials with differing thicknesses. With DURAK QTT you will improve seam quality and product efficiency.