Americana - Hand Quilting Thread [More Info]
100% glaced cotton

Aurifil - Variegated cotton (28) [More Info]
100% Egyptian cotton

Signature - Quilting thread (40) [More Info]
Available in many assorted colours.

YLI - Select Thread - (#40) [More Info]
Available in 200 yard and 1000 yard reels.

YLI - Quilting thread (40) [More Info]
Cotton quilting thread in assorted colours.