1. You can use this cleaning brush safely as it has a long ergonomic handle that protects your hands from hot water and is easy to hold. 2. Due to its exquisite workmanship and soft bristles, using this cleaning brush will not damage your coffee machine; made of high-quality materials, so there is no odor. 3. Can easily clean espresso machines and coffee grinder burr blades and coffee residues. 4. Material: plastic, wood, bristle 5. Features: Heat-resistant, wear-resistant, food grade 6. There are 8 different combinations to give you more choices
