... hardness, high wear, and can be repeated use and repair, so a longer service life ... kinds of materials, such as wood, furniture, straw mats, rigid plastic, aluminum sections, cables, iron plate ... hardness, high wear, and can be repeated use and repair, so a longer service life ... CTUe. save electricity3.Broken Objects wood, furniture, beds, straw mats, mattresses, carpets, soft plastic, rubber, cloth, rigid ...