Singer 04806 Titanium Universal Regular and Ball Point Machine Needles Combo Pack, 8-Count, Pack of 8 regular point and ball point titanium coated sewing machine needles in assorted sizes Ball point needles are best used on knit fabrics, standard regular needles are best used for standard stitching projects on woven fabrics Titanium needles are extra strong and durable, lasting up to 4 times longer than standard machine needles Orange size 80/11 to use on lightweight fabrics, blue size 90/14 to use on medium weight fabrics, and purple size 100/16 to use on heavyweight fabrics Compatible with all quality sewing machines, including Singer, Brother, and Kenmore brands