Mini Caster Wheels Rollers Universal Wheel for Trash Can Storage Bins Bottom Note: The small steel ball may not turn during transportation, please roll it by hand to make turn smoothly. With Caster Wheels, letting you move small objects and other items in your home, whether forward and backward, left or right, you can be more easily and effortlessly flexible slide to your desired location. Features: With 3 rolling balls, it can rotate freely 360 degrees. Robust, smooth and easy to roll. when it is used smooth and low noise, will not scratch the ground. With dot tape, you just need to self small appliance casters at the bottom of the object that needs to be moved without drilling. Or you can secure with screws(included). The maximum weight capacity for the four wheels is 100 kilograms. Reduce the need for manual labor for the family Suitable for small appliances, storage box, trash can, bins, furniture or other objects that need to be moved. Specifications: Material: ABS Product Size(LxWxH): 5x4.5x1cm Package Contents: 4 x Caster Wheels Please note: 1.Due to manual measurement, there might be a tolerance in the product size. 2.Due to the different monitor and the light effect, the actual color of the item might be slightly different from the color showed on the picture. Thank you!