Compatibility: Sewing machine needles are with Singers, , , , and home sewing machines. Multiple models: Sewing machine needles are available in sizes: 65/9 (muslin and other fabrics), 75/11 (medium-thin fabrics, such as shirts, etc.), 90/14 (ordinary fabrics), 100/16 (thicker fabrics, jeans, etc.), and 110/18 (thicker fabrics). High quality material: the machine needle is made of high quality Metal, which has high hardness, good elasticity, sharp needle tip, wear and high temperature resistance, smooth needle hole and long service life. There are needle sizes: 65/9, 75/11, 90/14, 100/16, 110/18. The The thicker the needle, the thicker the material, and the thinner the needle, the thinner the material, the length. Material: Metal colour: As shown Package Contents: 10 x HAX1 65/9: for thin fabrics (such as thick silk muslin, etc.) 10 x HAX1 for 75/11: for medium-thin fabrics (e.g. shirt fabrics) 10 x HAX1 90/14: suitable for medium-thick fabrics (such as and autumn jacket fabrics) 10 x HAX1 100/16: suitable for thick fabrics (such as jeans fabrics) 10 x HAX1 110/18: for thick fabrics (such as thick cotton fabrics) 5 x tubes 2 x metal bobbins 1 x 60in leather ruler Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.