Dinnerware that is unbreakable is not only convenient, it saves money in the long term.  Unbreakable dinnerware is made usually of plastic. Plastic dinnerware includes melamine, polycarbonate, plastic blends and acrylic.
Plastic unbreakable dinnerware can be quite colorful also, including dinnerware that is even clear!  They have become quite stylish lately and come in many unique colors which are not available to regular dinnerware such as stoneware or fine china.