Material: Polyester Thread for Sewing 40s/2, Owning The Strength of Polyester With A Soft Touch And Matte Look of Cotton. The Most Common Weight Is Perfect for Sewing Machines, Embroidery Machines, Overlock, Sewing Supplies, Sewing, Other Hand Sewing Crafts, Etc. Sewing Thread Package;4 Pack of 3000 Yards Each Spools Thread Cones, Total Length: 12,000 Yards, This Size of The Spool Is More Suitable for All-Purpose Sewing Machines, All-Purpose Quilting Machine, Sergers & Overlock Machines. You Don't Have to Order A Special Tapered Spool Holder. Care Instructions:Pls don't exposed to the sun for extended periods of time! Colour:black Material:Polyester Size:11.5 x 6.5cm Package Contents: 4 x Polyester Thread for Sewing 40/2 Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.