These are regular size brushes and they are perfect for everyday use. There is no duplicates, each head has a distinct size, shape and angle.These ball styluses are acrylic handle with stainless steel ball end . Each ball end of the ball styluses is made of stainless steel, treated for hardness, and set in a smooth hardwood handle. They are a great tools for embossing paper, scrapbook embossing, and tracing designs on to a surface for painting using transfer paper. also ideal for adding detail to clay and ceramic pieces and modeling clay.