Sizes Available/Size Guide: Size 60/8 - For sheer knits and synthetics (the thinnest needle for the thinnest fabrics) Size 70/9 - For sheer knits and synthetics (the thinnest needle for the thinnest fabrics) Size 80/11 - For lightweight knits and synthetics Size 90/14 - For medium-weight knits and synthetics (the general purpose needle - most popular) Size 100/16 - For heavy-weight natural woven fabrics Assorted Pack - 2 Size 70/9, 6 Size 80/11, 2 Size 90/14