Enhance your wardrobe with our 11.5-20mm Natural Black Shell Shank Buttons. These buttons feature a classic round design, crafted from high-quality natural shell material, offering a durable and elegant option for your shirts and knitwear. The shank back design ensures easy and secure attachment, making them perfect for a variety of clothing items, including dresses, blouses, and jackets. With their smooth finish and versatile sizes, these buttons are an ideal choice for those who appreciate traditional craftsmanship and unique fashion accessories.