Dual Duty XPhttp://www.makeitcoats.com/en-us/explore/our-brands/coats-dual-duty-xp
A medium weight thread that’s ideal for most hand and machine sewing.
Coats Dual Duty XP combines advanced technology with nearly 200 years of thread-making experience. Innovative manufacturing processes are applied to a polyester-wrapped, core-spun construction. The end result is a thread that provides enhanced seam appearance and makes sewing more of a pleasure.