... Specification: 20S/2, 20S/3, 30S/2, 30S/3, 40S/2, 40S/3, 50S/2, 50S/3, 60S/2, 60S/3Yarn count Usages20/2 Jeans ,shoes, caps ... , leather products, etc20/3 Jeans, shoes ... protective suits, etc30/3 Jeans, tents, leather products, handbags, shoes, etc40/2 Trousers, coats, suits, shirts, etc40/3 Protective suits, art ...