Dual Duty Premium Quality Corespun | Coats

Coats Dual Duty thread is a premium quality corespun thread with excellent wash-down characteristics ideal for denimwear and jeans. It is a corespun sewing thread that combines a high-tenacity polyester filament core with a natural cotton cover. https://coats.com/en/Products/Threads/Dual-Duty/Dual-Duty