ThreadNanny 25 Spools with 1100yds of 3-PLY Polyester Sewing Quilting Serger thread 5 Spools of each color. 5 Different colors as shown, White, Black, Ecru, Light Yellow, Beige High Quality 3-PLY Polyester Each Spool is 1000 Meters (1100 Yards) Good for any home or Commercial Machine Best Quality - Will not Break at High Speed Machines