Premium Quality: Made of durable steel housing, PVC plastic handle with non-slip design, 4 ABS plastic casters. Smart Moving: Lift furniture mover for home #39;One-handed, easy assembly, no tools required; lift, position, slide, adjust and level your appliances and furniture. Safety Design: 360 degree moldable and rotatable pads. Custom fit furniture legs to keep appliance legs safe and secure. Ideal for sofas, shelves, tables, chairs, beds, piano, washer/dryer, refrigerator, etc. Pulley roller size: 10*10.5 x 4.8cm/3.9 x 4 x 1.8inch. With this compact size, it is space-saving and easy to store, and can bear any moving wheel with a weight of 250kg/551lbs. Wide applications: suitable for use on hardwood floors, laminate and carpet, they are convenient for moving around the house, such as desks, beds, sofas and even furniture. And it will be a good helper in cleaning your house.