MOST SOFT Spun Polyester 60S/2 (90WT) prewound bobbin threads, this bobbin thread can be worn close to your skin, make you feel very soft and comfortable. 144pcs Value Pack Plastic Sided prewound bobbin threads have clear plastic sides that will not distort or absorb machine oils. Size A Class 15 (SA156) prewound bobbin threads fit most commercial and home embroidery and sewing machines, like Brother, Babylock, Janome, Kenmore, Juki, Elna, Quantum Futura, Singer. WHITE Color prewound bobbin threads meet your basic requirements for DIY embroidery and sewing. Plastic Embroidery and Sewing Prewound Bobbin Thread: 100% QUALITY GUARANTEE is a very professional Manufacturer and Supplier for all machine and hand Embroidery Sewing Supplies Since 1988. We owned TOP high quality machines including Twisting machines with Italian technology and Winding machines with Germany technology to supply our Embroidery Sewing Threads in high quality. We are planning to supply all the Embroidery Sewing Supplies as much as possible, which can satisfy our clients in Maximum to purchase all these Embroidery Sewing Supplies from One-Stop Service. Our mission is to supply our Embroidery Sewing Supplies in Incredible Value and Wonderful Customer Experience. always think what you think, do what you do, love what you love