Compatibility: The sewing machine needles are compatible with Singer, and most household sewing machines. Multiple Models: The sewing machine needles come in five sizes: 65/9 (chiffon and other fabrics), 75/11 (medium-thin fabrics, such as shirts, etc.), 90/14 (common 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 resistance and high temperature resistance, smooth needle hole and long service life. There are five needle sizes: 65/9, 75/11, 90/14, 100/16, 110/18. The thicker the needle, the thicker the material, and the thinner the needle, the thicker the material, same length. Material: Metal Color: As shown Package contents: 10 x HAX1 65/9: for thin fabrics (such as thick chiffon, etc.) 10 x HAX1 for 75/11: for medium-thin fabrics (such as shirt fabrics) 10 x HAX1 90/14: suitable for medium-thick fabrics (such as autumn and winter jacket fabrics) 10 x HAX1 100/16: suitable for thick fabrics (such as jeans) 10 x HAX1 110/18: for thick fabrics (such as thick cotton fabrics) 5 x Storage tubes 2 x Metal bobbins 1 x 60-inch Leather ruler The above package content only, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.