✅【Mute】The casters can be rotated 360°, which is convenient for moving furniture to the desired position. Uniform force, strong stability, completely silent when using, no damage to the floor. ✅【High Quality】Made of thick ABS material and stainless steel balls, it has good compression resistance and wear resistance. Each caster can bear a load of up to 8 kg, meeting daily use. ✅【Multifunction】The wheels marbles will not affect the overall appearance of the furniture, saving space and easy to move. Can be used for shoe boxes, trash cans, storage boxes, small furniture and more. ✅【Easy Installation】Just tear off the protective film on the back of the casters and press firmly on the smooth and clean surface. It is recommended to use four wheels to stick to the four corners of the bottom of the box respectively to keep it stable.