Do you think it is difficult to pick up heavy items? Then, our storage box wheels are carefully designed for you. Made of ABS and steel material, with detailed workmanship, not easy to break or deform, durable for lasting use. The adhesive wheels can stuck to the box firmly, allowing you to drag heavy boxes more effortlessly. Features - Color: white. - Material: ABS, steel. - Size: 4.60X4.60X1.00cm/ 1.81X1.81X0.39inch. - Adopted by ABS and steel material, these adhesive wheels are sturdy and durable for lasting use. - Adhesive design, just installed on the bottom box, you can move heavy things by slight pushing. - These rotation type paste pulley can move smoothly in all directions mutely and effortlessly. - Very easy to install and disassemble, will not damage the surface of your storage case. - Can be widely applied to bookshelves, shoes box, toy bins, trash bin, storage box for easier moving. Package list: 80 x wheels