Classic sew‑through buttons for everyday garments, repairs and craft projects. The flat profile lies neatly on fabric and stitches cleanly for a reliable hold on shirts, sweaters and bags. Smooth edges support easy handling and consistent feeding under the presser foot. Select the 13 mm (1/2in) size to match existing buttonholes. Each card includes 4 button(s). Test on fabric scraps to confirm needle choice, stitch length and tension. Suitable for home sewing, alterations and classroom use.