15 Class Bobbins, Plastic 4/Pkg by Dritz – Millard Sewing Center

The bobbins come in a 3 plastic storage boxes, which are reusable and easy to store. Consult your sewing machine’s manual to ensure correct bobbin size. Use the transparent bobbins beneath the needle plate in automatic sewing machines to wind the thread for your embroidery projects. Never add thread to a partially used bobbin, as it may be uneven and cause thread to tangle or break.

Singer Transparent Plastic Class 15j Bobbins - 12/Pkg

Fil-Tec Clear-Quilt, Prewound Bobbins, Class 15/A Black

Dritz Bobbins Plastic Class 15 4pc

15 Class Bobbins 4/Pkg by Dritz – Millard Sewing Center

Prewound Class 15 Bobbins (12pk), Singer : Sewing Parts Online

15 Class Plastic Bobbins (10 Pack)

Bobbin Case Class 15 #jo1313zw

Singer Bobbins Class 15 Transparent, 4-Count

Includes: 12PCS of Genuine Sewphee Class 15 Plastic Bobbins. These Class 15 plastic bobbins fit all Singer models using the class 15 bobbin system.

20pcs Bobbins fits Singer Sewing Machine - Class 15 Plastic Bobbins, 81348

Dritz Class 15 Sewing Machine Bobbins

Prewound Class 15 Bobbins (12pk), Singer : Sewing Parts Online

Singer Bobbins Class 15 Transparent, 4-Count