This ELAN two-hole sew-through button is a practical closure for garments, sewn accessories, and everyday mending projects. Each card includes 2 button(s) sized 20 mm (3/4 in) for button plackets, cuffs, and replacement needs on shirts and knitwear and keep a spare for future fixes. Sew on by hand or machine, and test the buttonhole fit and stitch placement on scrap fabric before final attachment.