Material: 304 stainless steel, durable and easy to clean. This tool is used to create coffee draw, food grade stainless steel, health and safety, it is very easy to clean. It is sharp and thin on the art pen head,suit for fine coffee artist who want to make lines with thickness change over time. Idea for making fancy coffee art, latte, cappuccino and other modeling coffee. Coffee uses decorative art pens to shape coffee and get what you want