Get the essentials with this 6-pack Sampler of 40 Wt. PolyDeco Thread. Add Pizazz to every project where you are going to see thread on top! 40 Wt. PolyDeco thread is a top quality 100% polyester embroidery thread. It is shiny, strong and colorfast. With 900 yds on each spool you'll be able to create even more groovy projects.