Flat two-hole sewing buttons sized 13mm (1/2"), packaged 4 per card. They are quick to sew and suit many fabrics, making them a go-to choice for shirts, knitwear and childrenswear as well as accessories. Use them to replace missing buttons or to coordinate closures on handmade garments, bags and home décor. The smooth, low-profile shape creates a neat finish and is easy to fasten for everyday wear.