MATERIAL: The furniture moving system is made of high quality iron and ABS plastic. The PVC handle adopts non-slip design, surface spray treatment, non-slip, durable and has better grip. APPLICATION: Furniture wheels are suitable for all types of furniture and heavy equipment around the house. It is convenient for moving furniture, suitable for wooden floors, laminates and carpets. Ideal for sofas, closets, desks, bookcases, tables, chairs, beds, piano, washer/dryer, refrigerator and other large furniture. EASY TO USE: Lift the cabinet with one hand and place the lifter under the cabinet, then place 4 casters on the four corners of the cabinet. You can easily move furniture or heavy objects; you can easily assemble them without tools. Lift, position, slide, adjust and level appliances and furniture with ease. HIGH QUALITY: Furniture lifter for heavy furniture, furniture lifter with 4 movable slides. It can support a weight of 150 kg / 330 lbs, giving you up to 10 times your natural strength! So that you can easily move furniture or heavy objects. THE PACKAGE INCLUDES: 1 x furniture lifter and 4 x transport rollers. After-sales guarantee: If you have any problems with our products, please let us know by email, we will try our best to satisfy you. Note: The data are all manual measurement, please please allow 1-3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received.