This is a stickable pulley with simple application and convenient replacement, which can well meet your needs and bring you more convenience. With reasonable design and practical functions, it can be easily replaced and help you move more smoothly. This is a very simple and practical trash can replacement pulley, which will serve you well. Features -Color: Pink. -Material: ABS. -Size: About 5.00X2.50X2.20cm/1.97X0.98X0.86inch. -It is made of safe and gentle ABS material, can use it with confidence. -Fine workmanship, smooth edges, no burrs, and very friendly to the skin of your hands. -The casters can be pasted on the bottom of the storage box, making the movement more labor-saving and convenient. -It has good carrying capacity and will not be easily , can use it with confidence. -The uniform force design makes the box move smoothly, smoothly and without noise. Package list: 12 x sticky wheels