Features: 1.These presser feet compatible with most low shank sewing machines.for example Singer, Brother,Janome,Kenmore,Babylock,Elna,Toyota,New Home,Simplicity and other low shank sewing machines.But they aren't suitable for industrial and MINI sewing machines 2.It's wonderful for user who frequently use sewing machine. Material: Sewing Machine Presser Foot:Stainless Steel; Narrow Rolled Hem Presser Foot:Stainless Steel Adjustable Guide Presser Foot: Steel+Plastic(guider); Adjustable Bias Binder Foot:Steel+Plastic; Package Includes: 3 x Rolled Hem Presser Foot; 3 x Narrow Rolled Hem Presser Foot; 1 x Adjustable Guide Presser Foot; 1 x Adjustable bias binder foot