Ball point needles best used on knit fabrics, regular point needles are used for standard stitching projects on woven fabrics perfect for fine to lightweight fabrics Convenient Storage: Our twin stretch needles kit includes a small, easy-to-identify storage case that makes it easy to access and store before and after each use, and can be taken with you anywhere. Widely Used: These machine twin needles are excellent general purpose sewing machine accessories for most sewing machines, can be used for fabric, jeans, dresses, embroidery and more, also makes a thoughtful gift for sewing enthusiasts. Wide Application: An excellent universal sewing machine accessory that fits most sewing machines Colour:silver Material:High Carbon Steel Package Contents: 18 x Sewing machine needle (6x2mm+6x3mm+6x4mm) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.