<h3><strong><span style="font-size:20px">1. MULTIPLE COLOR THREADS: Bobbins and sewing threads set come with 36 Pcs bobbins and 36 assorted colors sewing threads, which is totally enough for your normal daily using.</span></strong></h3><h3><strong><span style="font-size:20px">2. STANDARD SIZE TO FIT MOST SEWING MACHINES: Bobbin size: Size A, Class 15, can be applied for a variety of sewing machines . Perfect for anyone just starting out with an embroidery machine or a sewing machine.</span></strong></h3><h3><strong><span style="font-size:20px">3. KEEP THE BOBBINS ORGANIZED: Comes with a clear transparent bobbin case with each bobbin in a separate spot that is very organized. Plastic made with clear view is easy to see which color to choose and let your hand sewing in an orderly way.</span></strong></h3><h3><strong><span style="font-size:20px">4. REUSABLE BOBBINS: There are 36 bobbins which twined the 36 different colors threads and these bobbins also can be used to new bobbins after the threads were finished.</span></strong></h3><h3><strong><span style="font-size:20px">5. GREAT TOOLS FOR DIY.</span></strong></h3><p></p><p><br/><br/><br/><br/></p>