4 pins and 6 brooches in 10 sizes, 3.15" max and 1.1" min. It can be used on heavyweight fabrics such as wool, leather, canvas and lightweight fabrics such as cotton, linen, silk, chiffon, etc. Perfect for blankets, sweaters, shawls, wrap dresses or scarves, shirts, t-shirts and apparel all materials. Practical and beautiful, you no longer have to worry about the unsightly appearance of a regular pin, but let your creativity go wherever you need it. Please pay attention to palm safety when using.