This thread set showcases threads that are both used for piecing and texture, bringing together function and form! The 40 wt and 50 wt threads are perfect for piecing and quilting your project, then embellish with handwork using the thicker 12 wt colors. Recommended Needles: 50wt - 70/10 or 80/12; 12wt - 90/14 or 100/16. Use & Ornament thread set, by Nicholas Ball, 100% cotton thread by Aurifil, 1 Small Spool 40wt (164 yds), color 2600; 2 Small Spools 50wt (220 yds), colors 2021, 2692; 7 Small Spools 12wt (54 yds), colors 2783, 1320, 5006, 1231, 5022, 2245, 2535.