- Quantity: Set of 4 - Shape: Square - Material: Plastic - Application: Laundry tray Product Overview Reduces vibrations transmitted to the floor The vibration-damping properties of rubber reduce washing machine vibrations transmitted to the floor by 20-40%. Secures space for the drain hose By raising the height, space is created under the washing machine, allowing for the installation of the drain hose. For cleaning under the washing machine and dealing with high-pressure cleaning of the drain Not only for cleaning under the washing machine, but also eliminates the need to move the washing machine when cleaning the drain pipes. Easy to take out laundry without straining your back With both top-loading and drum-type washing machines, the increased height makes it easier to take out laundry without putting a strain on your body. 5-step height adjustment With 2 of these products, 90mm of height adjustment is possible, and in combination with TFi-5515, 5 different height adjustments are possible.