ELAN sew-on buttons are dependable closures for garment sewing, alterations, and craft work, suited to shirts, blouses, knitwear, children’s wear, and everyday mending. This card includes 4 ELAN two-hole sew-through buttons sized 12 mm (1/2 in) for replacements, new makes, and coordinated closures. Match the diameter to existing buttonholes, stitch firmly with quality thread, and test placement on a scrap for a neat, durable finish.