... #,63#,90# sample free good quality and service for you. 42#, 5grams.elastic thread1)White and Black ... bobbin,12pcs/bag, 60bag/ctn3)sample free4)good quality and service for you.and welcome visit our web ... comSpecifications1. Size:37#,42#,52#,63#,90#2. Cover almost all kinds of the high quality elastic thread, ... 4. Material: Rubber(latex):23#,28#,32#,37#, 42#, 55#, 63#,75#,90#,100#.110#......Spandex:420D, ...