Place the moving wheels in the four corners of the furniture. There are 4 small wheels under each movable wheel. Can support 200kg. the refrigerator, washing machine, cabinet, etc. can be adapted to easily move furniture or weigh things When you clean or move your furniture, you dont have to worry about moving your furniture. Furniture wheel helps you Product features: black non-slip block on the mobile car is free to rotate and can help steering. Premium quality: made of durable steel, PVC plastic spray handle with non-slip design. The set of 4 wheel rollers is made of ABS plastic. Safety design: malleable and 360-degree rotating glides conform to furniture legs, appliance legs to hold securely. Ideal for sofas, bookcases, tables, chairs, beds, piano, washer/dryer, refrigerator, etc. Warning: you need to lift the furniture from the floor 0.3 cm high to let the furniture lift under the furniture, and the height of the legs can not be more than 3.3 cm to prevent your function from tilting. Product Materials: iron and plastic. Specifications: 33.5 x 10 x 10 cm. Product description: 1. Mobile furniture with wheels in the corners of the furniture. There are 4 small wheels under each mobile wheel. Itcanbear200kg refrigerator, washing machine, cabinet, etc. Can be adapted, you can easily move the furniture, the weight. 2. When you move your furniture, you will not have to worry about moving your furniture. The furniture with wheels helps you perfectly. Product features: non-slip black - free rotation.