100 % Polyester
Coats Star Ultra Dee Thread is made from a high strength continuous filament polyester. Excellent resistance to ultraviolet rays, microorganisms and mildew and is ideal for furniture, automotive, marine and outdoor products.
Bonding means they are treated with a liquid resin and then cured and lubed. The bonding prevents fraying at a cut end, helps resist untwisting tendencies in multidirectional sewing, and protects the thread from abrasion and heat damage in the needles of high-speed sewing.
All coats items can be combined for price breaks, 4 oz. and 1 pound spools and bobbins. Example - 4-4oz. spools of black and 4-4 oz. spools of white and 2 gross of bobbins would give you the 10 price break on all items.