Description 1. Made of safe Material and No trace No drill and keep your box beautiful. 2. Perfect for bookshelves, shoe bins, toy bins, underbed , shopping carts. 3. If the box has caster , you will be very easy to move when change house or doing cleaning. 4. Let the Box be Moving: The casters can be pasted on the bottom of the box, the sorting box and the garbage can, making move more labor-saving and convenient. 5. No trace No drill and Keep Beautiful:By using these adhesive caster, it wont damage the surface, no trace, no drill and Do not affect the beauty of the box. Easy to install and :Simply the film on the back, firmly press onto the smooth surface, suggest to wait for 24 hour will be better when using. Colour: White Material: ABS Size: 4.7 x 2.4 x 1.8cm Package Contents: 16 x non-rotating casters Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Please allow slight errors due to manual measurement. Please make sure you don't mind before bidding. Color may vary depending on your monitor, please understand. Note: Hello, please pay attention to your shipping address when purchasing products. If your delivery information (e.g. name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly