Thumbnail Filmstrip of Bobbins - Style 41C - Size 554 - White and Blue 5:1 (A&E) - Polyester - Sideless - Box of 72 Images
Style 41 prewound sewing machine bobbins Size 554 / Tex 600 color White. They are manufactured by Polyester, made from Polyester and come in a Box of 72 (Half-Gross)