[High Quality Material] Our storage box casters are made of high quality plastic, stable, sturdy, reliable and durable. It has a long service life and a load capacity of 10 kg. [Shock Absorption] The wheel has a high shock absorption capacity. These replacement casters allow the box to roll smoothly and quietly without making a harsh sound, and ensure that the box does not scratch or leave marks on any surface. [Easy to Install] The design with adhesive allows the wheels to be installed on the bottom case without complicated processes. High quality caster rotation and precision ball bearings in the shaft make it easy to roll. [Flexible Direction Conversion] Our plastic wheels can easily move or place heavy furniture. It is not necessary to expend energy to move the furniture when cleaning. Powerful rolling wheels make movement more labor-saving. [Wide Application] These attractive casters not only can be used in shoe boxes, trash cans and small containers to make movement smoother, but also easier to move. They are also perfect DIY accessories, very suitable for children's toys and crafts.