These Singer Microtex Needles are five multi-sized machine needles with a narrow point and finely honed tip for superior sharpness. These needles produce flawless, clean stitches when exactness is essential. The selection of sizes will cover your lightweight sewing needs: 90/14 for "heavier" fabrics, 80/11 for light, woven material, like silk; the 70/09 for use on sheer fabrics, and the 60/08 for other fine materials. These Singer Microtex Needles can be used with Singer, Kenmore, and Brother machine brands.