To customers: life is full of surprises. Package Includes: 3 Pack of Furniture Casters (12Pcs in Total) Item Name: Furniture Caster Material: PP Features: Self Adhesive, No Noise Scratches, One-way Size Details: L: 4.5cm, W: 2cm, H: 1.5cm Specifications: Caster rotation and precision ball bearings in the shaft make rolling or sliding easier. Adhesive design, easy to install on the bottom box, no complicated process required. These spare casters allow you to roll smoothly and quietly without harsh noises and ensure that don't scratch or leave marks on any surfaces, no noise and scratches It is constructed of PP material. The length of this product is 4.5cm, the width is 2cm and the height is 1.5cm. Suitable for shelves, storage boxes, trash cans, vanity boxes, electrical appliances and other furniture, easy to move and store, saving time and effort. Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. We strive for excellence. And hope you have a nice day!