Item Type: Sewing Thread Set Product Material: Polyester Specification: 1 Set Usage: Household Scope of Application: Most Situations Package List 39 x Sewing Thread Set 1[Sturdy and Durable] Made of high quality polyester, these sewing thread are durable and sturdy. They are not tangled and easy to use. 2[39 Colors] There are a total of 39 different bright colors, each spool, each color, is the perfect color choice to meet your daily needs. 3[Bright Color] These sewing threads are rich in colors and bright, with good decorative effects, and can be used for embroidery or daily sewing. 4[Excellent Tensile Strength] The elasticity and toughness of polyester also reduces the risks of loops and wrinkles in polyester embroidery machines. 5[Application] Very suitable for quilting stitching, hand stitching, machine stitching, crossed stitch, crochet and other household accessories.