When the clothes dryer or washing machine shakes completely or moves furniture, they make unpleasant noises. The bottom of the pad is designed with high-quality suction cups, which can effectively reduce noise, provide you with a comfortable environment, and prevent neighbors from complaining. Usage method: Make sure that the diameter of your pin is within 1.4 inches! Step 1: move the appliance and clean the bottom Step 2: place the four foot pads at the bottom of the four feet of the appliance Step 3: place the appliance on four foot pads Size: Height: 1.6 inches Inner diameter of upper circle: 1.4 inches Outer diameter of bottom suction cup circle: 4 inches Tips: 1. Before installation, please pull out the power supply of the washing machine and wipe off the dust or water on the floor. 2. If the machine is too heavy during installation, please ask for help 3. Place the base pad on a flat surface without leaving anything else at the bottom Package Included: 4 x washing machine Anti-Vibration Pads