Product Description Material: Carbon Steel Size: 40 x 52mm Color: Black, White Shape: Cylindrical/Square Quantity: 4 Package Contents: 4 * Wear-Resistant Furniture Floor Protection Pads Double-Layer Design: The top layer is made of strong carbon steel, super durable. Wear-resistant and non-slip, it protects the floor from damage when you move, shake or walk. Soundproof & Easy to Clean: Our vibrating washing machine pad can absorb vibration and abnormal noise when using home appliances and protect the floor from scratches. In addition, it can enhance household appliances and furniture, protect against moisture and facilitate cleaning. EASY TO INSTALL: No tools or messy glues required. Simply lift each corner of the machine and slide the sound deadening pads into place. For added convenience, our pads are designed to fit all major washing machines and dryers. EASY TO USE AND VERY APPLICABLE: This washing machine pad only needs to be placed to install. Suitable for washing machines,