Abundant quantity: each package comes with 18 pieces of twin needles pins with plastic box and 1 piece of automatic needle threader, the twin needles are in 3 different size, 2.0/90, 3.0/90 and 4.0/90, 6 pieces for each size Practical function: these double twin needles pins feature 2 stretch needles with a crossbar attached to a single shaft, which can prevent skipped stitches and holes in knit or stretch fabrics, creating single-color and two-color seams, or to straight line, pattern way simultaneously sewing, creating beautiful patterns Work more efficiently: the automatic needle threader can help the needle threading work more easily, saving time and effort, reducing eye fatigue, practical tool to use under poor light situation, thoughtful gift for elderly people or people who has poor eyesight Wide compatibility: these twin stretch needles are ideal accessories for most household sewing machine, which are compatible with Singer, Brother, Janome, and more, making your sewing work more convenient Convenient to store: all these sewing machine twin needles can be placed in a small plastic box, convenient to store and portable to carry; And needle in different size is clearly marked in the blue area for you to distinguish, easy to grasp the right needle you need every time