Cocoon bobbins are used on schiffli embroidery & multi-needle lockstitch quilting machines equiped with shuttles. Made of cotton, poly/poly core spun, spun polyester, continuous filament nylon 6.6 ,Cotton and other specialty products such as aramid threads etc. We,Tianjin Bonlon Textiles Co.,Ltd, offer a wide range of sizes and colours for various applications such as:mattress,quilted lining, sleeping bags,fashion quilting, protective clothing,filters,horse covers,automotive,embroideryCustomization of the product can also be done as per customers' requirement. Size�¯ #7 #9 #10 #11 Color: Natural, dyed color, Dope Dyed, Optical white, Packing: 2.5kg/bag, 20kg/ctn, also as customer's required.