Premium Material - The vibration dampers are made of high-quality rubber (polypropylene). The bottom layer is made of rubber with friction, non-slip and soft properties. The double design can protect the floor from damage when moving, shaking or walking. Product Include- 4 set shock absorbers. Inner diameter: 5 cm Height: 3.6 cm. Fix the equipment in place and reduce noise. The non-slip mat fits under almost any washing machine and is also ideal for the feet of your dryer, tumble dryer or dishwasher. Reduction of Noise - The shock absorber anti-slip pads are mainly intended for washing machine shock absorbers. Vibration damping reduces noise caused by an unstable washing machine or unstable dryer. Washing laundry will be a quiet and pleasant task. No more noise from your machines. With Slip Function - Preventing contact between the washing machine and slippery floor. They effectively protect household appliances from scratches and protect the floor, are waterproof and non-slip. The vibration transmission of the washing machine/dryer to the floor is greatly reduced, thereby avoiding scratches and abrasion. Easy to Operation - No tools or dirty adhesives required. Simply lift each corner of the machine and slide the noise-damping pads into position. To make it even more comfortable, our pads fit all standard four-leg washing machines and dryers. It is very easy to stick our rubber feet