12 Big Spools Serger Overlock Good Quality Sewing Thread 6000 Yards Per Cone! Condition is New. Free fast shipping! 12 spools Orange (Color #AU35) T27 6000 yards per spool. 100% polyester. I also have other colors. Please check my other listings. Available also as single, pack of 2s, or by 6 pack. Thank you and have a wonderful day!