Check the listing for details. SINGER 21495 Class 15 Threaded Bobbins, Transparent, Assorted Colors, 12-Count. Color: Transparent, Condition: New. Listed at 10.32 USD. SINGER 21495 Class 15 Threaded Bobbins, Transparent, Assorted Colors, 12-Count Product Overview Color: Transparent Size: 12-pack SINGER Class 15 Threaded Bobbins offer the convenience of 12 pre-threaded bobbins. The polyester thread comes in a range of colors, including navy, white, black, gray and red. Each plastic bobbin has 50 yards of 100% spun polyester thread. Conveniently packaged in a see-through storage case. Bobbins are compatible with SINGER front load and top drop-in bobbin sewing machines, along with Atlas, Brother, Domestic (rotary), Elna, Kenmore (rotary), Morse, Necchi, New Home (rotary/old style), Pfaff, Sew More, Universal, White (rotary) and Wizard sewing machines. Features 100% spun polyester thread in assorted colors, 50 yds each Thread is washable and colorfast Bobbins are plastic See-through plastic storage case Details Product Dimensions: 3.4 x 6.2 x 0.53 inches Item Weight: 0.8 ounces Manufacturer: Dyno Merchandise Item model number: 21495 Is Discontinued By Manufacturer: No Tick-repellent material: Polyester 100 Assembly required: No Number of pieces: 12 Batteries required: No Quality Products Have peace of mind knowing that your order will arrive original factory sealed packaging. That means that you'll have the full force of the manufacturer's warranty to protect your purchase. Fast and Free Shipping You're already purchasing the item. Why pay additional for shipping, especially slow shipping? We get your order shipped out and delivered to your doorstep as quickly as possible. Commitment We are committed to making sure that you leave this transaction satisfied. That means having access to real people that get your questions and concerns answered quickly. Give us a shot and we will make sure that you will look to us again!