These set of 4 Dritz Long Ball Point Pins are designed for medium weight knit fabrics, featuring 4 mm multi-colored heads for easy visibility and handling. Made from nickel-plated steel, these pins measure 1.5 inches (38 mm) in length, making them suitable for various sewing and crafting projects. Each pack contains 75 pins per box, neatly organized in a plastic case for convenient storage and use. Ideal for both hobbyists and professionals, these pins provide reliable performance and durability.