The Aurifil Thread Cotton Color Card features 15 thread swatch cards showcasing all 270 cotton colors for 12wt, 28wt, 40wt, 50wt, and floss and including tiny brown and yellow spools shown to the left of select swatches to indicate availability of 80wt (88 total) and Forty3 (74 total) hues. This new and improved Aurifil Swatch Book is a game-changing innovation that will revolutionize how you select and match threads for your projects!