Easy to use: The buttonhole presser foot can be easily and quickly replaced, and has strong practicability. Purpose: Suitable for household sewing machines, simple operation. Is your ideal choice. Scope of application: suitable for household sewing machines with primary keyhole function. Good quality: light weight, small appearance, is a good helper for sewing. High-quality materials: plastic, not easy to damage, durable. Specification: Product weight: 9.27g Product size: 10.4*2.4*1.3cm Color: white Package includes: 1pc*Button Hole Press Foot Warm tips: Only household multi-function sewing machines can be used, other old-fashioned sewing machines, industrial sewing machines, and mini sewing machines are not universal Or household multi-purpose sewing machines are universal machines with more than 15 stitch patterns. (See if the pattern on your sewing machine has 15 flower shapes to judge).