8 bobbins, each 135 yards of 60 wt filament polyester thread
The Fil-Tec Clear-Glide Bobbin allows you to both monitor the amount of thread on your bobbin and ensure even winding throughout. The thread on these bobbins is a No. 60 filament polyester. The clear plastic bobbin and storage container protect your bobbin thread from oil and humidity, thereby maintaining its original quality and structure. These Class 15/A bobbins are suitable for most domestic sewing machines. Made in the USA.