Needle Size: 90/14 - light to medium weight fabric. Feature: A chrome-shank needle (similar to 130/705 H) designed specifically for high-speed professional quilting machines (i.e., Janome 1600 P series, etc.). This needle features a short shank and a slightly rounded needle point with a shank diameter of only 2mm. Fabric Use: Suitable for all common materials - jersey, denim, fancy fabrics, fake fur, etc.