5PCS Soft Rubber 2" Universal Mute Wheel For Office Chair Casters Replacement Swivel Rubber Casters Furniture WheelName: Furniture castersMaterial: TPR rubberType: common wheelQuantity: 5Size: 2 inchesfeatureDust cover design, environmentally friendly sound-absorbing surround, low noise and extra labor-savingDouble wheel double ball bearings provide maximum load carrying skill and flexibility. Double wheel design, can expand load capacity, 360 degree rotation, bendy and free