The specially designed, Janome Denim Needle Size 16 provides smooth, even stitching. This Janome Denim Needle Size 16 is designed to sew through suede, vinyl, heavy faux suede and leather as well as other thick, non-woven fabrics. Janome Leather Needle Assorted Size Pack has a wedge shaped point for superior piercing power, creating a clean large hole as it enters the fabric. The Janome Denim Needle Size 16 contains five size 16 needles. Use with: All Janome sewing machines (flat back needle type).