[Applicable] Home sewing machine suitable for built -in foot holder holder. But it is not suitable for old -fashioned sewing machines, industrial sewing machines and mini sewing machines. [Different sizes] 3 width folded feet: 4/8, 6/8, 8/8 (0.5 inches, 0.75 inches, 1 -inch) and 3 narrow sewing machine feet: 3mm, 4mm, 6mm. This help you sew clothes easily in different circumstances. [ Materials] This set is made of stainless steel. It is and not easy to rust. They are buckle feet. If your sewing machine has a screw and detachable foot, you need an additional pressing foot clip. [Simple use] There is no tedious installation process. [Please note] Applicable to general home sewing machines. Old -style sewing machines need to use additional pressure [applicable] for home sewing machines suitable for built -in foot holder holders. But it is not suitable for old -fashioned sewing machines, industrial sewing machines and mini sewing machines. Color: silver material: metal Package Contents: 6 x Presser Foot Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.