RZ990 - Razzle 6ply Rayon Light Grey Thread – WonderFil UK
Aurifil 50wt 5021 Light Grey, 100% Cotton Thread (Mako, Egyptian Cotton). Large Spool 1,422 yards or 1300m. Made in Milan, Italy – The Stitchery Dorset
Gutermann rPET Thread Dove Grey 40 - Moonbow Fabrics
Gray Sewing Threads - 10 Large Spools of Polyester Thread for Hand, Quilting & Sewing Machine - Grey Shades Plus Black & White - 1000 Yards Per Spool : Amazon.co.uk: Home & Kitchen