Material: Aluminium alloy & PlasticQuantity: 5Pcs Package Contents:5Pcs Instructions:1.Straight and angular dotting balls for all sort of working conditions2. Ideal for the professional use3. You can use this useful tool for creating a marbling design， blending colours， creating swirls and textured finishes.It can also be used for creating dots - of an even or decreasing size - and to pill dots into petal shapes when doing finely detailed.