1.Spec:20/2 20/3 40/2 40/3 50/2 50/3 60/2 60/3 2.High quality,low price 3.Material: 100% Polyester 4.Various colors & pattern 100% spun polyester sewing thread Applications: 20/2 Jeans ,shoes,caps,leather products,etc20/3 Jeans,shoes,handbags,leather products,ect30/2 Art crafts,handbags,protective suits,ect30/3 Jeans,tents,leather products,handbags,shoes,ect40/2 Trousers,coats,suits,shirts,ect40/ ...