Elevate your sewing creations with this pack of 4 Prym Union Knopf 12mm black poly-buttons. Featuring a classic 2-hole design, these versatile fasteners offer a sleek and timeless appeal, making them an excellent choice for dressmaking, shirts, blouses, knitwear, and delicate fashion garments. Perfect for adding a polished finish to your apparel, accessories, or creative craft projects.