The pack of SINGER regular and ball point sewing machine needles is a great starter kit offering the beginner sewing enthusiast two standard types of needles in varied sizes. The ball point needles are best used on knit fabrics, and regular point needles work best on woven fabrics. These machine needles are color coded to their sizes and come in a convenient plastic transparent case with individual storage slots and sizes marked on the clear cover. SINGER sewing machine needles can be used on SINGER, Brother, Kenmore®, Bernina, Janome, Juki® and other quality household domestic sewing machines. Domestic machines needles are not compatible with industry sewing machines. Details: Includes multiple styles and sizes 10 needles Universal regular point and ball point Color coded for easy recognition Cold forged steel Ball point needles for use with knit fabrics Regular point needles for use with woven, natural and synthetic fabrics Compatible with most household domestic sewing machines Contents: 2 ball point size 80/12 needles 2 ball point size 90/14 needles 2 regular point size 80/12 needles 2 regular point size 90/14 needles 1 ball point size 100/16 needle 1 regular point size 100/16 needle Care & Usage: To prevent needles from going dull when not in use, store needles in the compact transparent case which includes size marking on its cover